Indian Institute of Technology Bombay

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A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons 8
A61K 9/51 - Nanocapsules 4
H04R 25/00 - Deaf-aid sets 4
A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure 3
A61B 5/021 - Measuring pressure in heart or blood vessels 3
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Found results for  patents
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1.

COMBINING DIRECT AIR CAPTURE AND SODA ASH PLANT PROCESSING FOR SUSTAINABLE CO2 MITIGATION

      
Application Number IB2023058915
Publication Number 2024/013728
Status In Force
Filing Date 2023-09-08
Publication Date 2024-01-18
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Dutta, Arnab
  • Vishal, Vikram

Abstract

2222 gas with a Zn-aquo-cryptand Complex in an aqueous medium.

IPC Classes  ?

2.

SOLVENT-FREE LIQUID FROM REGENERATED SILK FIBROIN: A WRITEABLE AND SHAPEABLE MATERIAL

      
Application Number 18200632
Status Pending
Filing Date 2023-05-23
First Publication Date 2023-11-23
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Sharma, Kamendra P.
  • Kumar, Raj

Abstract

The present invention provides a solvent-free viscoelastic RSF liquid by modifying the RSF surface with polyethylenimine and polyethylene glycol-based polymer surfactant, which surrounds each RSF molecule by forming a dual shell and thereby minimizes the inter RSF interactions and thus prevents formation of β-sheet aggregation. The engineering of RSF surface with PEI and PS significantly improved the conformational stability and storage time of RSF liquid compared to native RSF as silk I conformation of RSF liquid remained intact for more than 8 months.

IPC Classes  ?

  • C08J 3/02 - Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques

3.

AN AIR PURIFICATION SYSTEM AND METHOD

      
Application Number 18015276
Status Pending
Filing Date 2021-07-07
First Publication Date 2023-10-26
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kaushik, Ravi
  • Shankaranarayana Mayya, Yelia
  • Thaokar, Rochish

Abstract

The invention relates to the field of air purification, sterilization, disinfection, sanitization, removal of particulate matter and harmful gases. A UV light source(102), which is preferably positioned parallel to the flow of air ensuring continuous disinfection of the airstream due to increased residence time, and a filter (106) that is preferably positioned surrounding/around the UV source. In an embodiment, the invention is disclosing a self-cleaning ability that is achieved by using electrostatic fields. In another embodiment, a small, compact self-cleaning purifier/device can be used to sanitize small, enclosed spaces like cars, cabins, etc.

IPC Classes  ?

  • A61L 9/20 - Ultraviolet radiation
  • B01D 53/00 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
  • B01D 53/88 - Handling or mounting catalysts
  • B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
  • B01D 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
  • B01D 46/80 - Chemical processes for the removal of the retained particles, e.g. by burning
  • B03C 3/016 - Pretreatment of the gases prior to electrostatic precipitation by acoustic or electromagnetic energy, e.g. ultraviolet light
  • B03C 3/155 - Filtration
  • A61L 9/22 - Ionisation
  • A61L 9/014 - Deodorant compositions containing sorbent material, e.g. activated carbon
  • F24F 8/167 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
  • F24F 8/22 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
  • F24F 8/30 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
  • F24F 8/90 - Cleaning of purification apparatus

4.

CENTROIDING OF MASS SCAN DATA OBTAINED FROM HIGH-RESOLUTION MASS SPECTROMETRY (HR-MS) INSTRUMENTS

      
Application Number IN2023050400
Publication Number 2023/203584
Status In Force
Filing Date 2023-04-24
Publication Date 2023-10-26
Owner
  • CLARITY BIO SYSTEMS INDIA PRIVATE LIMITED (India)
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Wangikar, Pramod Prabhakar
  • Nakrani, Prajval Sushil
  • Patil, Sachin

Abstract

The present subject matter is related to deep learning-based centroiding of mass scan data generated by high-resolution mass spectrometry (HR-MS) instruments, operated in standalone mode or when connected to other devices including but not limited to gas or liquid chromatography, capillary electrophoresis or ion mobility separation devices. The raw data or analytical data that is received from the HR-MS instruments is first converted into an open source format such as the mzML format, obvious noise is removed by applying ad hoc filters, regions of interest (ROI) are built from the mass scans, ROIs are classified as peak or noise, peak boundaries identified if classified as peak, and centroids recorded as a tuple of median, mean or weighted average mass to charge ratio (denoted as m/z) and area under the curve. The ROI classification and peak boundary detection steps make use of specially trained deep learning methods.

IPC Classes  ?

  • G01N 3/02 - Investigating strength properties of solid materials by application of mechanical stress - Details
  • G01N 30/86 - Signal analysis

5.

Active Learning for Matching Heterogeneous Entity Representations with Language Models

      
Application Number 17572712
Status Pending
Filing Date 2022-01-11
First Publication Date 2023-07-13
Owner
  • International Business Machines Corporation (USA)
  • Indian Institute of Technology Bombay (India)
Inventor
  • Sen, Prithviraj
  • Sarawagi, Sunita
  • Jain, Arjit

Abstract

A system, computer program product, and method are provided for active learning (AL) for matching heterogeneous entity representations. The task in entity resolution (ER) is to find pairs from datasets that correspond to the same entity. A labeled training dataset is leveraged to train a first artificial intelligence (AI) model, with the first AI model training employing a pre-trained language model. A second AI model is trained with the language model updated by the first AI model, with the second AI model creating a candidate set of likely duplicate pairs. A subset is selectively identified from the candidate set. The labeled training set is augmented with the subset.

IPC Classes  ?

6.

CLEAN ROOM ASSEMBLY FOR PATIENT TREATMENT AND GENERAL SURGICAL PROCEDURES

      
Application Number IN2022051151
Publication Number 2023/126983
Status In Force
Filing Date 2022-12-31
Publication Date 2023-07-06
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Joseph, Dinoj
  • Ghyar, Rupesh
  • Ravi, Bhallamudi

Abstract

A clean room assembly for patient treatment and general surgical procedures, said assembly comprising: an enclosure (1A) mounted on to a bed (11); transparent segments of rolling curtains (12); doors (1) to open like a wing, on either side of said enclosure (1A); ports (9), in said enclosure (1A), to allow passage of cables and / or tubes into said enclosure (1A), each of said port consisting, essentially, of: a flexible disc (22) to receive cables and / or tubes; a circumferential ring (25), being a flexible circular slotted frame (25), configured to receive said flexible disc (22); and waist cuffs (4Q, 4P) adapted to be flexed around a user's body to limit air infiltration to said enclosure (1A).

IPC Classes  ?

7.

METHOD FOR BUG LOCALISATION

      
Application Number 18086796
Status Pending
Filing Date 2022-12-22
First Publication Date 2023-06-29
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Singh, Virendra
  • Kumar, Binod
  • V S, Vineesh

Abstract

The present invention relates to a method for bug localisation in an RTL description, the RTL description corresponding to a design. The method comprises the steps of identifying a failing property; obtaining a counterexample corresponding to the failing property; obtaining a plurality of supportive counterexamples, by iteratively modifying the failing property with signal-value combinations selected from the counterexample; mining assertions based on the plurality of supportive counterexamples; filtering and ranking the mined assertions for removing redundant assertions, and obtaining a filtered set of assertions; identifying and mapping a set of one or more RTL lines corresponding to each filtered assertion of the filtered set of assertions; identifying and mapping individual RTL lines corresponding to each of the filtered assertion of the filtered set of assertions; and prioritising each of the mapped RTL line, thereby localising a buggy RTL line.

IPC Classes  ?

  • G06F 11/36 - Preventing errors by testing or debugging of software

8.

METHOD AND APPARATUS FOR FABRICATING HIGH ASPECT RATIO STRUCTURES

      
Application Number 17276104
Status Pending
Filing Date 2020-09-16
First Publication Date 2023-06-15
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Gandhi, Prasanna Subhash
  • Rakshe, Makrand Ashok
  • Islam, Tanveer Ul

Abstract

Embodiments herein disclose a method for fabricating high aspect ratio structures. The method includes depositing a predefined quantity of a viscoelastic fluid on a top surface of a bottom cell plate and compressing the viscoelastic fluid deposited on the top surface of the bottom cell plate using a bottom surface of a top cell plate. The viscoelastic fluid is a blend of a solvent and a polymer. At least one of the top cell plate and bottom cell plate comprises a plurality of lands, sealed source holes and/or unsealed source hole for penetration of a low-viscous fluid. Further, the method includes separating the top cell plate and the bottom cell plate to induce out of plane stretching of the high viscous fluid and obtaining a plurality of high aspect ratio structures between the top cell plate and the bottom cell plate due to the penetration of the low-viscous fluid.

IPC Classes  ?

  • C12M 1/12 - Apparatus for enzymology or microbiology with sterilisation, filtration, or dialysis means
  • C12M 1/00 - Apparatus for enzymology or microbiology

9.

A METHOD FOR PREPARATION OF POROUS HARD-CARBON NANOSTRUCTURES AND APPLICATIONS THEROF

      
Application Number IN2022051059
Publication Number 2023/105537
Status In Force
Filing Date 2022-12-07
Publication Date 2023-06-15
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Chandramouli, Subramaniam
  • Sah, Ananya
  • Kalyani, Vishwanath S.

Abstract

The present invention provides a method for preparation of porous hard-carbon nanostructures and applications thereof. Particularly, the present invention provides a the method for preparation of porous nano-carbon florets (NCF) comprising chemical vapour deposition of a carbon source on a silica-based template followed by removal of silica via alkali-mediated etching and spray coating of NCF over desired substrates. The resulting nano-carbon florets (NCF) finds application in light-heat conversion such as use of NCF in solar-thermal conversion for generating temperature in dry state as well as for evaporating water; use of NCF in solar-thermal conversion for bacteriocidal disinfection of water. The NCF of the present invention may also be utilized for heavy metal scavenging and wastewater remediation.

IPC Classes  ?

  • B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
  • C01B 32/00 - Carbon; Compounds thereof

10.

A COATING COMPOSITION, PROCESS OF OBTAINING THE COMPOSITION AND METHODS THEREOF

      
Application Number IB2022059653
Publication Number 2023/057998
Status In Force
Filing Date 2022-10-08
Publication Date 2023-04-13
Owner
  • TATA STEEL LIMITED (India)
  • INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Parida, Smrutiranjan
  • Sreenivasan Ananthapadmanabhan, Shasthavillath
  • Kumar Rout, Tapan
  • Chatterjee, Sudin
  • Pati, Subir
  • Nath Bhagat, Amar

Abstract

The present disclosure relates to a coating composition comprising modified hollow air-filled micron-sized spherical particles [HMS] optionally along with nano metal oxide (MO). It also relates to a process for obtaining the coating composition and methods for IR shielding or to produce heat-seal effect/cooling effect by said composition.

IPC Classes  ?

  • C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes

11.

NUTRACEUTICAL COMPOSITION AND METHOD OF PRODUCTION THEREOF

      
Application Number 17923618
Status Pending
Filing Date 2021-05-05
First Publication Date 2023-04-06
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Banerjee, Rinti
  • Pund, Swati V.
  • Keshari, Roshan

Abstract

The present invention provides nutraceutical composition comprising essential bioactives such as spice powders and their extracts in a vesicle made up of edible amphiphilic lipid as emulsifiers and surfactants for antioxidant, antiviral, antibacterial, antifungal and anti-inflammatory effects. Specifically, the nutraceutical composition of the present invention synergistically enhances intestinal absorption and helps in reducing inflammation and infections. The present invention also provides a method of producing the afore-mentioned nutraceutical composition.

IPC Classes  ?

  • A61K 36/61 - Myrtaceae (Myrtle family), e.g. teatree or eucalyptus
  • A61K 9/127 - Liposomes
  • A61K 47/24 - Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing atoms other than carbon, hydrogen, oxygen, halogen, nitrogen or sulfur, e.g. cyclomethicone or phospholipids
  • A61K 47/22 - Heterocyclic compounds, e.g. ascorbic acid, tocopherol or pyrrolidones
  • A61K 36/67 - Piperaceae (Pepper family), e.g. Jamaican pepper or kava
  • A61K 31/085 - Ethers or acetals having an ether linkage to aromatic ring nuclear carbon
  • A61K 31/4525 - Non-condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a five-membered ring with oxygen as a ring hetero atom
  • A61P 31/00 - Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics

12.

METHOD AND SYSTEM FOR FORECASTING NON-STATIONARY TIME-SERIES

      
Application Number 17937860
Status Pending
Filing Date 2022-10-04
First Publication Date 2023-04-06
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • SigmaStream LLC (USA)
Inventor
  • Borkar, Vivek S.
  • Karamchandani, Nikhil
  • Shaikh, Arbaz Rajvalli
  • Karumanchi, Ravikumar
  • Koduru, Hari

Abstract

A method (S1500) and a system (1600) for forecasting in a non-stationary time-series are disclosed. It addresses forecasting in a complex form of non-stationarity in time-series by employing regime-switches. The scope of application of the present invention is wider than that of existing models since it makes automating the process of forecasting easy and practical which in turn aids in generating forecasts at higher frequency than the existing models. It relies on a blend of wavelet transforms and deep learning towards automatic identification of different types of regimes that exist in non-stationary time-series. To overcome the limitations of existing models, it proposes a two-step framework for non-stationary time-series forecasting, where, it employs wavelet theory approach for capturing both high and low frequency components present in the time-series process during different time intervals; and then employs various deep learning models and machine learning algorithms to automatically identify the regime structure present in the time-series.

IPC Classes  ?

  • G06Q 30/0202 - Market predictions or forecasting for commercial activities

13.

METHOD AND SYSTEM FOR TIME-SCALED AUDIOVISUAL FEEDBACK OF SPEECH PRODUCTION EFFORTS

      
Application Number IN2022050658
Publication Number 2023/007509
Status In Force
Filing Date 2022-07-22
Publication Date 2023-02-02
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • DIGITAL INDIA CORPORATION (India)
Inventor
  • Pandey, Prem Chand
  • Kachare, Pramod Haribhau
  • Dasgupta, Hirak
  • Nataraj, Kathriki Shambulingappa
  • Mane, Vishal

Abstract

In the present disclosure, a method and a system are disclosed for automatically generating a variable-rate time-scaled audiovisual feedback of articulatory and prosodic efforts in speech production of a plurality of persons. The system (100) comprises at least one processor (120) and a plurality of peripherals (110) interfaced with the processor (120). The processor (120) receives an audiovisual signal comprising each person's speech as the audio signal and the frontal view of each person's face as the video signal from the peripherals, processes the audiovisual signal, displays a time-scaled vocal-tract animation, indicators for pitch, level, and place of articulation, and the time-aligned video of the person's face with a settable slowdown factor, and outputs a correspondingly time-scaled audio signal. The disclosed method and system may be useful in speech training aids for the hearing- impaired children and second-language learners, voice disorder diagnosis, and speech rehabilitation therapy.

IPC Classes  ?

  • G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions
  • G09B 19/04 - Speaking
  • G10L 21/0356 - Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for synchronising with other signals, e.g. video signals
  • G10L 21/12 - Transforming into visible information by displaying time domain information
  • G10L 21/18 - Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids - Details of the transformation process
  • G10L 25/72 - Speech or voice analysis techniques not restricted to a single one of groups specially adapted for particular use for transmitting results of analysis
  • G10L 25/75 - Speech or voice analysis techniques not restricted to a single one of groups for modelling vocal tract parameters
  • G09B 5/04 - Electrically-operated educational appliances with audible presentation of the material to be studied
  • G09B 19/06 - Foreign languages
  • G10L 21/0332 - Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude - Details of processing therefor involving modification of waveforms
  • G10L 21/043 - Time compression or expansion by changing speed
  • G10L 21/055 - Time compression or expansion for synchronising with other signals, e.g. video signals

14.

A ZONAL STORAGE WATER SUPPLY SYSTEM WITH HYDRAULIC ISOLATION STRUCTURES AND A METHOD THEREOF

      
Application Number IN2022050038
Publication Number 2023/275881
Status In Force
Filing Date 2022-01-18
Publication Date 2023-01-05
Owner INDIAN INSTITUTE OF TECHNOLOGY - BOMBAY (India)
Inventor
  • Kalbar, Pradip P
  • Ghorpade, Anujkumar
  • Kumar Sinha, Abhishek

Abstract

The embodiments herein achieve a method of providing a zonal storage water supply system having a plurality of hydraulic isolation structures for a water distribution network. The method is applicable for any kind of water supply distribution network such as pumped or gravity operated, branched network or loop or grid network. Further, the embodiments herein achieve the method of providing the zonal storage water supply system which automatically negotiates with undulations and relating reduction of hydraulic grade line (HGL). Moreover, the embodiments herein achieve the method of providing the zonal storage water supply system which reduces the requirement of several valve operations, improves residual pressures in the intermittent water supply and also help in achieving continuous water supply.

IPC Classes  ?

  • E03B 1/02 - Methods or layout of installations for water supply for public or like main supply
  • E03B 7/02 - Public or like main pipe systems

15.

Alpha-Synuclein mutants and uses thereof

      
Application Number 17724168
Status Pending
Filing Date 2022-04-19
First Publication Date 2022-10-27
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Maji, Samir K.
  • Ganeshrao, Gadhe Laxmikant
  • Kumar, Rakesh
  • Ray, Soumik

Abstract

Alpha-Synuclein mutants and uses thereofare disclosed herein. The mutants of the present invention are non-self-aggregating forms of Alpha-Synuclein which make them a suitable candidate for use as substrates in aggregation assay for evaluating the presence of misfolded α-Syn protein. Also disclosed are kits and method for detection of synucleinopathies in individuals, using the mutants of the present invention.

IPC Classes  ?

  • G01N 33/68 - Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving proteins, peptides or amino acids

16.

MULTIPURPOSE FLOATING STRUCTURE: SOLAR POWER AND SHADE

      
Application Number IB2022050840
Publication Number 2022/180463
Status In Force
Filing Date 2022-02-01
Publication Date 2022-09-01
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Ghosh, Prakash C.
  • More, Sanmit Mukund
  • Iyer, Anand
  • Manimurugan, Arvind

Abstract

A floating solar photovoltaic system comprising floating modules made of a closed loop of high-density polyethylene (HDPE) pipes with internal compartments on which Shade/PV Panel etc. are mounted, wherein the modules are connected with each other using quick release pipe clamps/ropes etc. to form an array with or without boat lanes as maintenance bays and the array is anchored to an underwater floating sub-anchor.

IPC Classes  ?

  • B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
  • F24S 20/70 - Waterborne solar heat collector modules

17.

A NEGATIVE PRESSURE PORTABLE STERILE ENCLOSURE KIT FOR DENTAL PROCEDURES

      
Application Number IN2021051133
Publication Number 2022/118343
Status In Force
Filing Date 2021-12-03
Publication Date 2022-06-09
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor Joseph, Dinoj

Abstract

A negative pressure portable sterile enclosure kit for dental procedures, said kit comprising: a multi-sided enclosure (22) consisting of: a ventrally located elastic opening (11), for allowing entry of only a patient's head into said enclosure; a laterally located sleeve opening with laterally located hand sleeves (39), starting from an interior surface of said lateral walls and, protruding inwards from said lateral walls, for allowing a doctor's hands to enter said enclosure; a laterally located helmet opening with a helmet (19), with a clear screen, starting from an interior surface of said lateral walls and, protruding inwards from said lateral walls, for allowing a doctor's head to enter said enclosure; a head gear (32) configured to be worn by said patient before entering said enclosure (22), ventrally; and windows (3) configured with air filters, to suck in purified air into said enclosure.

IPC Classes  ?

  • A61C 19/00 - Dental auxiliary appliances
  • A61G 10/02 - Treatment rooms for medical purposes with means to maintain a desired pressure, e.g. for germ-free rooms
  • A61B 46/23 - Surgical drapes specially adapted for patients with means to retain or hold surgical implements

18.

METHODS AND SYSTEMS FOR DETERMINING VIRUSES IN BIOLOGICAL SAMPLES USING A SINGLE ROUND BASED POOLING

      
Application Number 17535998
Status Pending
Filing Date 2021-11-27
First Publication Date 2022-06-02
Owner
  • Indian Institute of Technology Bombay (India)
  • Institute for Stem Cell Science and Regenerative Medicine (India)
  • National Centre for Biological Sciences (India)
  • Algorithmic Biologics Private Limited (India)
Inventor
  • Gopalkrishnan, Manoj
  • Ghosh, Sabyasachi
  • Rajwade, Ajit .V
  • Palakodeti, Dasaradhi
  • Krishna, Sandeep

Abstract

Methods and systems for determining viruses in biological samples using a single round based pooling. Embodiments disclosed herein relate to quantitative testing of biological samples, and more particularly to a quantitative, non-adaptive and single round pooling method for testing of viruses (for example: Coronavirus disease of 2019 (COVID-19), Severe Acute Respiratory Syndrome (SARS), or the like) in biological samples of individuals.

IPC Classes  ?

  • C12Q 1/70 - Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving virus or bacteriophage
  • G16B 25/20 - Polymerase chain reaction [PCR]; Primer or probe design; Probe optimisation
  • G16H 10/40 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for data related to laboratory analysis, e.g. patient specimen analysis

19.

METHODS AND SYSTEMS FOR DETERMINING VIRUSES IN BIOLOGICAL SAMPLES USING A SINGLE ROUND BASED POOLING

      
Application Number IN2021051107
Publication Number 2022/113114
Status In Force
Filing Date 2021-11-26
Publication Date 2022-06-02
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • INSTITUTE FOR STEM CELL SCIENCE AND REGENERATIVE MEDICINE (India)
  • NATIONAL CENTRE FOR BIOLOGICAL SCIENCES (India)
  • ALGORITHMIC BIOLOGICS PRIVATE LIMITED (India)
Inventor
  • Gopalkrishnan, Manoj
  • Ghosh, Sabyasachi
  • Rajwade, Ajit V
  • Palakodeti, Dasaradhi
  • Krishna, Sandeep

Abstract

Methods and systems for determining viruses in biological samples using a single round based pooling. Embodiments disclosed herein relate to quantitative testing of biological samples, and more particularly to a quantitative, non-adaptive and single round pooling method for testing of viruses (for example: Coronavirus disease of 2019 (COVID-19), Severe Acute Respiratory Syndrome (SARS), or the like) in biological samples of individuals.

IPC Classes  ?

  • C12Q 1/70 - Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving virus or bacteriophage

20.

METHODS AND SYSTEMS FOR CONSTRUCTING SENSING MATRICES

      
Application Number IN2021051074
Publication Number 2022/107163
Status In Force
Filing Date 2021-11-16
Publication Date 2022-05-27
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • ALGORITHMIC BIOLOGICS PRIVATE LIMITED (India)
Inventor Gopalakrishnan, Manoj

Abstract

Embodiments disclosed herein relate to sensing matrices and more particularly to easy-implementable sensing matrices with good recovery properties. Embodiments herein disclose methods and systems for constructing sensing matrices, wherein the sensing matrices are easy-to-implement and have good recovery properties.

IPC Classes  ?

  • H03M 7/30 - Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
  • G06F 17/16 - Matrix or vector computation

21.

Continuous production of methyl pentenone using cation exchange resin in a fixed bed reactor

      
Application Number 17481753
Grant Number 11661391
Status In Force
Filing Date 2021-09-22
First Publication Date 2022-03-24
Grant Date 2023-05-30
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • HARMONY ORGANICS PRIVATE LIMITED (India)
Inventor
  • Kamal, Sumit
  • Dhillon, Rakesh
  • Mahajani, Sanjay
  • Nabar, Rahul
  • Nangia, Ravi

Abstract

Provided herein is a method for producing methyl pentenone (MPO) in high yield in a continuous mode in a fixed bed reactor having a plurality of sidewall injecting ports by reacting excess methyl ethyl ketone (MEK) with acetaldehyde in presence of a cation exchange resin catalyst, wherein the acetaldehyde is injected from the plurality of sidewall injecting ports of the reactor. The method is also effective in reducing the complete consumption of the catalyst during the course of the reaction.

IPC Classes  ?

  • C07C 45/72 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of C=O groups by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing C=O groups with the same or other compounds containing C=O groups
  • B01J 31/00 - Catalysts comprising hydrides, coordination complexes or organic compounds
  • C07C 45/61 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of C=O groups
  • B01J 8/06 - Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the solid particles being arranged in tubes
  • B01J 47/02 - Column or bed processes
  • B01J 39/19 - Macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds

22.

METHOD AND APPARATUS FOR FABRICATING HIGH ASPECT RATIO STRUCTURES

      
Application Number IN2020050794
Publication Number 2022/034597
Status In Force
Filing Date 2020-09-16
Publication Date 2022-02-17
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Subhash Gandhi, Prasanna
  • Ashok Rakshe, Makrand
  • Ul Islam, Tanveer

Abstract

Embodiments herein disclose a method for fabricating high aspect ratio structures. The method includes depositing a predefined quantity of a viscoelastic fluid on a top surface of a bottom cell plate and compressing the viscoelastic fluid deposited on the top surface of the bottom cell plate using a bottom surface of a top cell plate. At least one of the top cell plate and the bottom cell plate comprises a plurality of lands, a plurality of sealed source holes and / or a plurality of unsealed source hole for penetration of a low-viscous fluid. Further, the method includes separating the top cell plate and the bottom cell plate to induce out of plane stretching of the high viscousfluid and obtaining a plurality of high aspect ratio structures between the top cell plate and the bottom cell plate due to the penetration of the low-viscous fluid.

IPC Classes  ?

  • B81C 1/00 - Manufacture or treatment of devices or systems in or on a substrate
  • B01J 19/00 - Chemical, physical or physico-chemical processes in general; Their relevant apparatus

23.

AN AIR PURIFICATION SYSTEM AND METHOD

      
Application Number IN2021050664
Publication Number 2022/009230
Status In Force
Filing Date 2021-07-07
Publication Date 2022-01-13
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kaushik, Ravi
  • Shankaranarayana Mayya, Yelia
  • Thaokar, Rochish

Abstract

The invention relates to the field of air purification,sterilization, disinfection, sanitization, removal of particulate matter and harmful gases. A UV light source(102), which is preferably positioned parallel to the flow of air ensuring continuous disinfection of the airstream due to increased residence time, and a filter (106) that is preferably positioned surrounding/around the UV source. In an embodiment, the invention is disclosing a self-cleaning ability that is achieved by using electrostatic fields. In another embodiment, a small, compact self-cleaning purifier/device can be used to sanitize small, enclosed spaces like cars, cabins, etc.

IPC Classes  ?

  • A61L 9/20 - Ultraviolet radiation
  • A61L 9/22 - Ionisation
  • B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
  • F24F 8/22 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
  • F24F 8/30 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
  • F24F 8/90 - Cleaning of purification apparatus

24.

A TEST SETUP FOR DETERMINING FROZEN SOIL SHEAR-STRENGTH

      
Application Number IN2021050624
Publication Number 2022/003714
Status In Force
Filing Date 2021-06-26
Publication Date 2022-01-06
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Singh, D N
  • K P, Lijith

Abstract

Disclosed is an apparatus (100) to determine shear strength of a frozen soil sample. The apparatus comprises of a chiller unit (102) connected to a pair of a chiller plates (116) with corrugation through thermally insulated tubes (104). Further a thermally insulated loading cap (106) is attached to the chiller plates (116). Further the apparatus comprises a direct shear box (108) attached to the chiller plates (116), wherein the direct shear box (108) further comprises an upper half and a bottom half. Besides, a mechanized system (110) configured to provide shearing loads, and to measure vertical- and horizontal- deformations of the frozen soil sample.

IPC Classes  ?

  • G01N 3/24 - Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces

25.

HIGH STRENGTH AND TOUGHNESS LOW CARBON NANOSTRUCTURED BAINITIC STEEL AND PREPARATION METHOD THEREOF

      
Application Number 17295924
Status Pending
Filing Date 2020-07-02
First Publication Date 2021-12-30
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Kumar, Avanish
  • Singh, Aparna

Abstract

A nanostructured bainitic steel of low carbon comprising of the following components in percentage by mass: Carbon—(0.24-0.28%), Manganese—(1.8-2%), Silicon—(2-2.5%), Nickel—(1.5-1.8%), Molybdenum—(0.2-0.25%), Chromium—(0.2-0.25%), Aluminium—(0.2-0.25%), and Cobalt—(0.45-0.5%) and the balance being Iron and unavoidable impurities and a method for preparation thereof.

IPC Classes  ?

  • C21D 6/00 - Heat treatment of ferrous alloys
  • C22C 38/58 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
  • C22C 38/52 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
  • C22C 38/48 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
  • C22C 38/06 - Ferrous alloys, e.g. steel alloys containing aluminium
  • C22C 38/02 - Ferrous alloys, e.g. steel alloys containing silicon
  • C21D 1/20 - Isothermal quenching, e.g. bainitic hardening

26.

NUTRACEUTICAL COMPOSITION AND METHOD OF PRODUCTION THEREOF

      
Application Number IN2021050436
Publication Number 2021/224943
Status In Force
Filing Date 2021-05-05
Publication Date 2021-11-11
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Banerjee, Rinti
  • Pund, Swati V.
  • Keshari, Roshan

Abstract

The present invention provides nutraceutical composition comprising essential bioactives such as spice powders and their extracts in a vesicle made up of edible amphiphilic lipid as emulsifiers and surfactants for antioxidant, antiviral, antibacterial, antifungal and anti-inflammatory effects. Specifically, the nutraceutical composition of the present invention synergistically enhances intestinal absorption and helps in reducing inflammation and infections. The present invention also provides a method of producing the afore-mentioned nutraceutical composition.

IPC Classes  ?

  • A23L 33/105 - Plant extracts, their artificial duplicates or their derivatives
  • A61K 36/61 - Myrtaceae (Myrtle family), e.g. teatree or eucalyptus
  • A61K 9/127 - Liposomes

27.

Personal communication device as a hearing aid with real-time interactive user interface

      
Application Number 17272507
Grant Number 11445307
Status In Force
Filing Date 2019-08-30
First Publication Date 2021-10-21
Grant Date 2022-09-13
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Pandey, Prem Chand
  • Tiwari, Nitya
  • Sharma, Saketh

Abstract

Hearing aids for persons with sensorineural hearing loss aim to compensate for degraded speech perception caused by frequency-dependent elevation of hearing thresholds, reduced dynamic range, abnormal loudness growth, and increased temporal and spectral masking. A digital hearing aid is implemented as a smartphone application as an alternative to ASIC-based hearing aids. The implementation provides user-configurable processing for background noise suppression and dynamic range compression. Both processing blocks are implemented for real-time processing using single FFT-based analysis-synthesis. A touch-controlled graphical user interface enables the user to set and fine-tune the processing parameters in an interactive and real-time mode.

IPC Classes  ?

28.

FUNCTIONAL AMYLOID HYDROGELS AND APPLICATIONS THEREOF

      
Application Number 17263278
Status Pending
Filing Date 2020-01-03
First Publication Date 2021-10-21
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Maji, Samir K.
  • Singh, Namrata
  • Patel, Komal
  • Jacob, Reeba Susan

Abstract

The present invention relates to the formation of hydrogels from poly-amino acids designed from the β-aggregation-prone region of functional amyloidogenic proteins that self-assemble to form a three-dimensional nanofibril matrix. Further, these water entrapped meshwork can be modulated by various physico-chemical cues. The present invention also explores the use of the designed hydrogels as cell and tissue adhesive biomaterial for tissue engineering applications. The present invention also relates to the application of functional amyloid hydrogel including but not limited to 3D tumoroid model for anticancer drug testing, optimization of drug dosage including drug-resistant tumors, repurposing of existing drugs, and patient-derived organoid. The present invention also describes the use of functional amyloid hydrogel as a depot for controlled and sustained release of therapeutics and biologic agents encapsulated within the same. The present invention also provides a moist highly water retentive material as reservoir of wound exudates thereby promotes healing.

IPC Classes  ?

  • A61L 26/00 - Chemical aspects of, or use of materials for, liquid bandages

29.

CARBON-COATED, TRANSITION-METAL ELECTRODES FOR ADVANCED OXIDATION REACTORS

      
Application Number US2021021739
Publication Number 2021/211231
Status In Force
Filing Date 2021-03-10
Publication Date 2021-10-21
Owner
  • GRADIANT CORPORATION (USA)
  • INDIAN INSTITUTE OF TECHNOLOGY (India)
Inventor
  • Srinivasan, Ramya
  • Nambi, Indumathi
  • Govindan, Prakash

Abstract

A cathode, which can be used in combination with an anode in an advanced oxidation reactor, comprises a transition-metal foam and a carbon coating on the transition-metal foam. Oxidation can be achieved by electrifying the cathode and using the electrified cathode to produce a hydrogen-peroxide product via a first electrochemical reaction. OH radicals can be produced via a second electrochemical reaction involving the hydrogen peroxide product. Organic molecules can then be oxidized from a feed stream using the OH radicals.

IPC Classes  ?

  • C02F 1/467 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection
  • C02F 1/72 - Treatment of water, waste water, or sewage by oxidation
  • C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
  • C02F 1/46 - Treatment of water, waste water, or sewage by electrochemical methods

30.

COMPOSITIONS AND METHODS FOR COATINGS, ANTIMICROBIAL TEXTILES, SANITIZATION AND DISINFECTION

      
Application Number IN2021050382
Publication Number 2021/210025
Status In Force
Filing Date 2021-04-17
Publication Date 2021-10-21
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Banerjee, Rinti
  • Jadhav, Kiran
  • Punjabi, Kapil
  • Keshari, Roshan
  • Bhatia, Eshant

Abstract

The present invention provides compositions and methods for providing a wash-resistant antimicrobial coating to textiles and for sanitization and disinfection. In general, the present invention provides a composite composition for sanitizing and disinfecting various surfaces or fabrics/textiles. The composition of the present invention may be used as a coating material for textiles and as an aerosol disinfectant for various surfaces. Particularly, the composition of the present invention comprises a biopolymeric base which encapsulates essential oil and fatty acid constituents making it an effective antiviral, antibacterial, antifungal and antimicrobial material. The present invention also relates to methods for preparation of said composition, aerosol disinfection and coated fabrics or textiles. The present invention further provides method for treating textiles or surfaces with said composition for sanitization and disinfection.

IPC Classes  ?

31.

COMBUSTION SYSTEM

      
Application Number 17266035
Status Pending
Filing Date 2019-09-23
First Publication Date 2021-10-07
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Chowdhury, Arindrajit
  • Gupta, Abhishek
  • Kumar, Ashtesh

Abstract

Embodiments herein provide a combustion system comprising a combustion chamber having a catalyst bed, and a vessel for storing a propellant at a predefined pressure. The vessel comprising a first valve for controlling a flow of the propellant over the catalyst bed inside the combustion chamber and an input provided at the first valve, for injecting the propellant inside the combustion chamber at a predefined duration of injection for each cycle of injection. A predefined quantity of the propellant is injected in each cycle of the injection. The combustion system further comprises one or more glow plugs for maintaining a predefined temperature within the catalyst bed and an ignition glow plug for providing a source of ignition for combustion of the propellant inside the combustion chamber.

IPC Classes  ?

  • F23C 13/08 - Apparatus in which combustion takes place in the presence of catalytic material characterised by the catalytic material
  • F23C 13/02 - Apparatus in which combustion takes place in the presence of catalytic material characterised by arrangements for starting the operation, e.g. for heating the catalytic material to operating temperature

32.

Using graph neural networks to create table-less routers

      
Application Number 16863441
Grant Number 11310119
Status In Force
Filing Date 2020-04-30
First Publication Date 2021-09-23
Grant Date 2022-04-19
Owner Indian Institute of Technology, Bombay (India)
Inventor
  • Singh, Abhiram
  • Sharma, Sidharth
  • Gumaste, Ashwin

Abstract

Methods and apparatuses for using a neural network based model to predict an output port for a destination Internet Protocol (IP) address in a network are described. Some embodiments can construct an untrained model comprising a graph neural network (GNN), a first artificial feed-forward neural network (ANN), and a second ANN. Next, the embodiments can train the untrained model to obtain a trained model by: training the first ANN using at least IP addresses of destination nodes in the network, training the GNN using at least an adjacency matrix of the network and initial node features computed using the IP addresses of destination nodes in the network, and training the second ANN by combining the output of the first ANN and an output of the GNN using an attention mechanism. The embodiments can then use the trained model to predict the output port for the destination IP address.

IPC Classes  ?

  • H04L 41/16 - Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using machine learning or artificial intelligence
  • G06N 3/08 - Learning methods
  • H04L 61/5007 - Internet protocol [IP] addresses
  • H04L 41/147 - Network analysis or design for predicting network behaviour
  • H04L 45/74 - Address processing for routing

33.

METHOD FOR FABRICATING GERMANIUM/SILICON ON INSULATOR IN RADIO FREQUENCY SPUTTER SYSTEM

      
Application Number 17253462
Status Pending
Filing Date 2019-06-21
First Publication Date 2021-08-12
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Ganguly, Udayan
  • Laha, Apurba
  • Mahapatra, Suddhasatta
  • Khiangte, Krista

Abstract

Embodiments herein disclose a method providing deposition of Gadolinium Oxide (Gd2O3) on a semiconductor substrate. The method comprises of selecting, in an RF-sputter system, a predefined substrate and depositing, in an Ar-plasma struck, the Gd2O3, over the predefined substrate to obtain a layer of the Gd2O3 over the predefined substrate. The Gd2O3 is grown epitaxially over the predefined substrate. The method further provides performing, annealing, of the layer of the Gd2O3 over the predefined substrate at a predefined temperature for a predefined time and obtaining, a layer of the Gd2O3, over the predefined substrate. Embodiment also provides a method for fabricating Semiconductor on Insulator Substrate (SIS).

IPC Classes  ?

  • H01L 21/762 - Dielectric regions
  • H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof

34.

SOLAR APPLIANCE

      
Application Number 17051355
Status Pending
Filing Date 2019-04-30
First Publication Date 2021-08-05
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Chakravarthy, Battula Kalyana
  • Prabhune, Avinash Vijay

Abstract

Embodiments herein provide a solar appliance. The solar appliance comprises an outer shell and an inner shell having at least one platform for placing one or more containers. Each of the inner shell and the outer shell are made of a preselected material. The inner shell is configured for receiving the sunlight for heating content inside the one or more containers. The solar appliance further comprises a gap provision provided between the outer shell and the inner shell for allowing a circulation of a medium. The medium insulates the inner shell and conserves the heat inside the inner shell.

IPC Classes  ?

  • F24S 20/30 - Solar heat collectors for heating objects, e.g. solar cookers or solar furnaces
  • F24S 80/54 - Transparent coverings; Elements for transmitting incoming solar rays and preventing outgoing heat radiation using evacuated elements
  • F24S 80/40 - Casings

35.

Method for fabricating neuron oscillator including thermal insulating device

      
Application Number 17059244
Grant Number 11323065
Status In Force
Filing Date 2019-05-28
First Publication Date 2021-08-05
Grant Date 2022-05-03
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Lashkare, Sandip Gangadharrao
  • Saraswat, Vivek
  • Kumbhare, Pankaj Subhash
  • Ganguly, Udayan

Abstract

a) is low (2-3 V) which makes it suitable to use with existing circuitries without using any additional converters. Additionally, an amplitude of the oscillations is a significant fraction of an applied bias which eliminates a need for an amplification.

IPC Classes  ?

  • H03B 1/02 - Structural details of power oscillators, e.g. for heating
  • G06N 3/04 - Architecture, e.g. interconnection topology
  • G06N 3/063 - Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
  • H03B 5/20 - Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
  • H03B 29/00 - Generation of noise currents and voltages
  • H03B 28/00 - Generation of oscillations by methods not covered by groups , including modification of the waveform to produce sinusoidal oscillations

36.

HIGH STRENGTH AND TOUGHNESS LOW CARBON NANOSTRUCTURED BAINITIC STEEL AND PREPARATION METHOD THEREOF

      
Application Number IN2020050575
Publication Number 2021/144804
Status In Force
Filing Date 2020-07-02
Publication Date 2021-07-22
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kumar, Avanish
  • Singh, Aparna

Abstract

A nanostructured bainitic steel of low carbon comprising of the following components in percentage by mass: Carbon - (0.24 - 0.28%), Manganese - (1.8 – 2%), Silicon - (2 - 2.5%), Nickel - (1.5 - 1.8%), Molybdenum - (0.2 - 0.25%), Chromium - (0.2 - 0.25%), Aluminium - (0.2 - 0.25%), and Cobalt - (0.45 - 0.5%) and the balance being Iron and unavoidable impurities and a method for preparation thereof.

IPC Classes  ?

  • C21D 1/20 - Isothermal quenching, e.g. bainitic hardening
  • C21D 6/00 - Heat treatment of ferrous alloys
  • C22C 38/34 - Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
  • C22C 38/44 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
  • C22C 38/52 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
  • C22C 38/58 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

37.

SYSTEM AND METHOD FACILITATING DECISION MAKING FOR DISINFECTANT DOSING IN WATER IN WATER DISTRIBUTION NETWORKS

      
Application Number 17059242
Status Pending
Filing Date 2019-05-31
First Publication Date 2021-07-08
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Maheshwari, Abhilasha
  • Gudi, Ravindra Dheerendra

Abstract

Embodiments herein provide a system and a method facilitating a local decision making for disinfectant dosing in water as the water flows through a Water Distribution Networks (WDN). WDN data is collected and the WDN is partitioned into one or more sub-systems by using a data based partitioning methodology over the WDN data. One or more decision variables are mapped to the one or more sub-systems for coordinated decentralized control of water quality in large WDN. The decision variables comprise disinfectant dosing rate to be applied to water at the one or more booster stations.

IPC Classes  ?

  • C02F 1/00 - Treatment of water, waste water, or sewage
  • G06K 9/62 - Methods or arrangements for recognition using electronic means
  • G06Q 10/06 - Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
  • G06Q 50/06 - Electricity, gas or water supply

38.

Real-time pitch tracking by detection of glottal excitation epochs in speech signal using Hilbert envelope

      
Application Number 17271308
Grant Number 11443761
Status In Force
Filing Date 2019-08-03
First Publication Date 2021-07-01
Grant Date 2022-09-13
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Pandey, Prem Chand
  • Dasgupta, Hirak
  • Shambulingappa, Nataraj Kathriki

Abstract

A technique, suitable for real-time processing, is disclosed for pitch tracking by detection of glottal excitation epochs in speech signal. It uses Hilbert envelope to enhance saliency of the glottal excitation epochs and to reduce the ripples due to the vocal tract filter. The processing comprises the steps of dynamic range compression, calculation of the Hilbert envelope, and epoch marking. The Hilbert envelope is calculated using the output of a FIR filter based Hilbert transformer and the delay-compensated signal. The epoch marking uses a dynamic peak detector with fast rise and slow fall and nonlinear smoothing to further enhance the saliency of the epochs, followed by a differentiator or a Teager energy operator, and amplitude-duration thresholding. The technique is meant for use in speech codecs, voice conversion, speech and speaker recognition, diagnosis of voice disorders, speech training aids, and other applications involving pitch estimation.

IPC Classes  ?

  • G10L 25/90 - Pitch determination of speech signals
  • G10L 25/21 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the type of extracted parameters the extracted parameters being power information

39.

Methods and systems for using multi-connectivity for multicast transmissions in a communication system

      
Application Number 16842021
Grant Number 11368818
Status In Force
Filing Date 2020-04-07
First Publication Date 2021-06-10
Grant Date 2022-06-21
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Karandikar, Abhay
  • Chaporkar, Prasanna
  • Jha, Pranav Kumar
  • Zuhra, Sadaf Ul

Abstract

Methods and systems for using multi-connectivity for multicast transmissions in a communication system. A method disclosed herein includes using multi-connectivity that enables at least one User Equipment (UE) to receive at least one Multimedia Broadcast Multicast Service (MBMS) content from the plurality of BSs at a time on different physical resource blocks. The method further includes enabling the plurality of BSs to maintain independent MBMS sessions for transmitting the at least one MBMS content to the at least one UE without synchronization. The method further includes enabling the at least one UE to combine the at least one MBMS content received from the plurality of BSs or to select a MBMS content from the received at least one MBMS content.

IPC Classes  ?

  • H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
  • H04W 76/15 - Setup of multiple wireless link connections
  • H04L 12/18 - Arrangements for providing special services to substations for broadcast or conference

40.

Thermally stable tire sealant

      
Application Number 16492364
Grant Number 11383468
Status In Force
Filing Date 2018-03-08
First Publication Date 2021-05-06
Grant Date 2022-07-12
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Juvekar, Vinaykumar Anant
  • Tirumkudulu, Mahesh S.
  • Seth, Jyoti R.
  • Vaze, Shruti S.

Abstract

A tire sealant composition for use in tubeless tires is disclosed. The tire sealant composition primarily serves to seal the tire around the wheel rim and particularly in the tread area of the tire against punctures. The composition includes polymeric material, carrier fluid and particulate system. The tire sealant composition is flowable, non-toxic, non-corrosive and thermally stable.

IPC Classes  ?

  • B29D 30/06 - Pneumatic tyres or parts thereof
  • B29C 73/16 - Auto-repairing or self-sealing arrangements or agents
  • C08K 3/40 - Glass
  • C08K 7/28 - Glass
  • B29K 483/00 - Use of polymers having silicon, with or without sulfur, nitrogen, oxygen or carbon only, in the main chain, as filler
  • B29K 509/08 - Glass

41.

SYSTEM FOR AUTOMATIC ASSESSMENT OF FLUENCY IN SPOKEN LANGUAGE AND A METHOD THEREOF

      
Application Number IB2020058978
Publication Number 2021/074721
Status In Force
Filing Date 2020-09-25
Publication Date 2021-04-22
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Rao, Preeti
  • Sabu, Kamini
  • Nayak, Nagesh Satish
  • Shreeharsha, Bokkahalli Satish

Abstract

The present invention proposes an invention for acoustic analyses of recorded speech, carried out to rate a speaker's oral skills. In the disclosed system, the prosodic features of the speech signal are used to rate spoken language fluency. This is achieved differently in each of the two possible scenarios: (i) Text-dependent: where the speaker reads out presented text and (ii) Text- independent: where the speaker utters a monologue using words of her choice. The disclosed system comprises a user attributes extraction block (1) to accept input, a model attributes extraction block (2) to extract corresponding set of model attributes and an attributes comparison block (3) for comparison and for obtaining of fluency report (9).

IPC Classes  ?

  • G10L 15/08 - Speech classification or search
  • G10L 15/14 - Speech classification or search using statistical models, e.g. Hidden Markov Models [HMM]
  • G10L 15/187 - Phonemic context, e.g. pronunciation rules, phonotactical constraints or phoneme n-grams
  • G10L 15/26 - Speech to text systems
  • G10L 17/26 - Recognition of special voice characteristics, e.g. for use in lie detectors; Recognition of animal voices

42.

Methods and systems for radio access network aggregation and uniform control of multi-RAT networks

      
Application Number 16842095
Grant Number 11553546
Status In Force
Filing Date 2020-04-07
First Publication Date 2021-04-15
Grant Date 2023-01-10
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Karandikar, Abhay
  • Chaporkar, Prasanna
  • Jha, Pranav Kumar
  • Nayak M., Akshatha

Abstract

Methods and systems for Radio Access Network (RAN) aggregation of multiple Radio Access Technologies (RATs). A method disclosed herein includes aggregating the RATs at a RAN level to provide at least one User Equipment (UE) with multi-connectivity. The method further includes enabling at least one Centralized unit (gNodeB-CU) within at least one RAN node to uniformly control Distributed Units (DUs) of different RATs (5G New Radio (NR) and Wireless Local Area Network (WLAN) RATs). The method further includes enabling the at least one gNB-CU to control the at least one UE and allow the at least one UE to connect with an additional RAT irrespective of an initial RAT, the UE is connected to. The method further includes controlling WLAN Access Point (AP) as a 5G distributed unit (gNB-DU).

IPC Classes  ?

  • H04W 76/16 - Setup of multiple wireless link connections involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
  • H04W 80/02 - Data link layer protocols
  • H04W 24/10 - Scheduling measurement reports
  • H04W 76/27 - Transitions between radio resource control [RRC] states
  • H04W 74/08 - Non-scheduled access, e.g. random access, ALOHA or CSMA [Carrier Sense Multiple Access]
  • H04W 92/20 - Interfaces between hierarchically similar devices between access points
  • H04W 84/12 - WLAN [Wireless Local Area Networks]

43.

SCALED-UP METHODS FOR PURIFYING ANTIBODIES

      
Application Number IL2020050452
Publication Number 2021/033176
Status In Force
Filing Date 2020-04-16
Publication Date 2021-02-25
Owner
  • ARIEL SCIENTIFIC INNOVATIONS LTD. (Israel)
  • YEDA RESEARCH AND DEVELOPMENT CO. LTD. (Israel)
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Patchornik, Guy
  • Sheves, Mordechai
  • Namboothiri, Irishi N. N.
  • Dhandapani, Gunasekaran

Abstract

A method of isolating an antibody is disclosed. The method comprises contacting a hydrophobic chelator, a non-ionic detergent and metal ions so as to generate an aggregate comprising the hydrophobic chelator, the detergent and the metal ions; and contacting the aggregate with a medium comprising the antibody under conditions that allow partitioning of the antibody into the aggregate. Kits for isolating the antibody are also disclosed.

IPC Classes  ?

  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 1/30 - Extraction; Separation; Purification by precipitation
  • C07K 16/06 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies from serum

44.

System for cancelling interference in a full-duplex wireline communication link

      
Application Number 16914628
Grant Number 11431367
Status In Force
Filing Date 2020-06-29
First Publication Date 2021-01-07
Grant Date 2022-08-30
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Gupta, Shalabh
  • Agarwal, Pranav
  • Goyal, Sandeep

Abstract

The present invention relates to a system for cancelling interference in a full-duplex wireline communication link. The communication link has a transceiver at each end and configured to transmit a signal and receive a signal. The transceiver comprises: a self-interference (SI) canceller module configured to subtract self-interference of the signal transmitted by the transceiver from the signal received by the same transceiver in analog domain; and an echo canceller module configured to subtract reflected version of the signal transmitted by the transceiver from the signal received by the same transceiver in analog domain.

IPC Classes  ?

  • H04B 3/20 - Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
  • H04B 1/12 - Neutralising, balancing, or compensation arrangements
  • H04B 1/525 - Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
  • H04L 5/14 - Two-way operation using the same type of signal, i.e. duplex

45.

NOVEL HUMANIZED ANTI-CD19 CHIMERIC ANTIGEN RECEPTOR, ITS NUCELIC ACID SEQUENCE AND ITS PREPARATION

      
Application Number 16969788
Status Pending
Filing Date 2019-02-12
First Publication Date 2021-01-07
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Purwar, Rahul
  • Dwivedi, Alka
  • Karulkar, Atharva
  • Srinivasan, Srisathya

Abstract

The present invention relates to novel humanized anti-CD19 chimeric antigen receptor containing an optimized anti-CD19 binding domain effective against the treatment of disease associated with expression of the Cluster of Differentiation 19 protein (CD19), and to a nucleic acid molecule encoding the humanized CAR. The invention also encompasses a process forth preparation of the CAR, composition containing the CAR, vectors containing the polynucleotide encoding the CAR and cells expressing the Carat their surface, in particular for their use in immunotherapy.

IPC Classes  ?

  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 14/705 - Receptors; Cell surface antigens; Cell surface determinants
  • C07K 14/725 - T-cell receptors
  • C12N 15/86 - Viral vectors
  • A61K 35/17 - Lymphocytes; B-cells; T-cells; Natural killer cells; Interferon-activated or cytokine-activated lymphocytes
  • A61P 35/00 - Antineoplastic agents

46.

A MICROFLUIDIC ANALYSER

      
Application Number IB2020056297
Publication Number 2021/001798
Status In Force
Filing Date 2020-07-03
Publication Date 2021-01-07
Owner
  • CENTRE FOR CELLULAR AND MOLECULAR PLATFORMS (India)
  • INDIAN INSTITUTE OF TECHNOLOGY (India)
Inventor
  • Saiyed, Taslimarif
  • Gupta, Preksha
  • Prabhakar, Anil
  • Mohan, Ambili

Abstract

A microfluidic analyser and a method of using the same is disclosed. The microfluidic analyser comprising a droplet generator, an analyte flow channel in fluid communication with said droplet generator at a first end, wherein said flow channel is configured to allow the droplets to flow in from the first end and exit from a second opposing end, said flow channel receiving at least one illumination channel positioned at a predetermined location between the first and the second end to excite contents of the droplets and said flow channel further comprising a plurality of receiving channels set at predetermined angles to an axis of the flow channel to interrogate at least one optical signal from the illuminated droplet traversing the flow channel and wherein said receiving channels terminate in a signal detector at the distal end away from the flow channel.

IPC Classes  ?

  • G01N 21/53 - Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
  • G01N 33/487 - Physical analysis of biological material of liquid biological material

47.

Method for scaling computation in blockchain by delaying transaction execution

      
Application Number 16912389
Grant Number 11423016
Status In Force
Filing Date 2020-06-25
First Publication Date 2020-12-31
Grant Date 2022-08-23
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Bellur, Umesh
  • Awathare, Nitin
  • Das, Sourav
  • Ribeiro, Vinay Joseph

Abstract

Accordingly, embodiment herein disclose a method for handling block chain operation in a block chain system. The method includes parallelizing, by the block chain system, a block creation along with a consensus mechanism. The block creation along with the consensus mechanism includes parallelly combining a pre-computed state of a succeeding block (at height “k” greater than the current block, where “k” is a positive integer parameter chosen by the system designer) with transactions in a current block to obtain state to be stored in a next succeeding block (at height “k+1” greater than the current block) along with running a consensus protocol to finalize transactions to include in an immediate next block (at height one greater than the current block). Further, the method includes handling, by the block chain system, the block chain operation based on parallelizing. The method can be used for scaling up computation in blockchains.

IPC Classes  ?

  • G06F 16/23 - Updating
  • G06F 16/27 - Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
  • H04L 9/06 - Arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
  • H04L 9/40 - Network security protocols
  • H04L 9/00 - Arrangements for secret or secure communications; Network security protocols

48.

System and method for producing micro scale optical codes on jewelry and gemstones and scanning micro scale optical codes thereof for digital personalization

      
Application Number 16410432
Grant Number 11210486
Status In Force
Filing Date 2019-05-13
First Publication Date 2020-11-19
Grant Date 2021-12-28
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Kumar, Mittal Rinku
  • Prem, Mehta
  • Kumar, Singh Ramesh
  • Dinesh, Kothari

Abstract

According to the present disclosure, methods and systems for producing a microscale optical code on a precious object and reading the microscale optical code are disclosed. The method comprises the steps of providing an object, providing at least one marking unit, inscribing an array of micro-indents or micro-holes on the at least one surface of the object using at least one marking unit and generating a two-dimensional data matrix with the array of micro-indents or micro-holes. The two-dimensional data matrix has a plurality of rows and columns. The method further comprises generating a microscale optical code comprising the two-dimensional data matrix and additional four corners. The two-dimensional data matrix represents a binary code matrix of number 1 and 0 in the plurality of rows and columns with each micro-indent or micro-hole forming the binary number 1 and spot with no indent or hole forming binary number 0.

IPC Classes  ?

  • G06K 7/14 - Methods or arrangements for sensing record carriers by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
  • H04N 5/225 - Television cameras
  • H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
  • G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code

49.

Continuously variable precision and linear floating resistor using metal-oxide-semiconductor field-effect transistors

      
Application Number 16757648
Grant Number 11031158
Status In Force
Filing Date 2018-11-16
First Publication Date 2020-08-06
Grant Date 2021-06-08
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Pandey, Prem Chand
  • Debbarma, Shibam
  • Marla, Vikas
  • Tiwari, Nitya
  • Holani, Rani
  • Sharma, Dinesh Kumar

Abstract

A circuit for realizing a precision and linear floating resistor, using MOSFET devices, is disclosed. A linear floating voltage-controlled resistor (LFVCR) is realized using a MOSFET with a gate drive means and a substrate drive means to provide a feedback of the common-mode voltage across the source-drain terminals to the gate and substrate terminals. Two such LFVCR circuits using matched MOSFET devices having independent substrates, along with an op-amp based negative feedback loop, are used to realize a continuously variable precision and linear floating resistor, whose value can be controlled by a combination of variable voltage, current, and resistor. Further embodiments are disclosed for realizing a resistor mirror circuit with multiple floating resistors, improving the linearity by using LFVCR circuits with complementary MOSFET devices, realizing a resistor with scaled-up resistance and extended voltage range, and realizing a resistor with scaled-down resistance and extended current range.

IPC Classes  ?

  • H01C 7/10 - Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
  • H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors
  • H03H 11/54 - Modifications of networks to reduce influence of variations of temperature
  • H03H 11/46 - One-port networks

50.

ROBOTIC SYSTEM

      
Application Number IN2020050031
Publication Number 2020/144714
Status In Force
Filing Date 2020-01-10
Publication Date 2020-07-16
Owner
  • INDIAN COUNCIL OF MEDICAL RESEARCH (India)
  • INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Prasanna S., Gandhi
  • Chinmay Prakash, Nakhwa
  • Sana Nassar, Syed
  • Suraj Sanjay, Shimpi

Abstract

The present disclosure relates to a robotic system (100) used for performing minimally invasive surgery. The robotic system (100) comprises a first actuator (104-1), a second actuator (106-1), a third actuator (110-1) and a tool (116). The second actuator (106-1) is connected with the first actuator (104-1) configured to move the second actuator (106-1) about a first axis (X). The third actuator (110-1) is connected with the second actuator (106-1) configured to move the third actuator (110-1) about a second axis (Y) orthogonal to the first axis (X). The third actuator (110-1) is configured to move a tool (116) along a third axis (Z) orthogonal to the second axis (Y) and first axis (X). The robotic system (100) further comprises at least one compliant RCM mechanism (104-2, 106-2) configured to connect the first actuator (104-1) to the second actuator (106-1) and, the second actuator (106-1) to the third actuator (110-1).

IPC Classes  ?

51.

FUNCTIONAL AMYLOID HYDROGELS AND APPLICATIONS THEREOF

      
Application Number IB2020050026
Publication Number 2020/141480
Status In Force
Filing Date 2020-01-03
Publication Date 2020-07-09
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Maji, Samir, K.
  • Singh, Namrata
  • Patel, Komal
  • Jacob, Reeba, Susan

Abstract

The present invention relates to the formation of hydrogels from poly-amino acids designed from the β-aggregation-prone region of functional amyloidogenic proteins that self- assemble to form a three-dimensional nanofibril matrix. Further, these water entrapped meshwork can be modulated by various physico-chemical cues. The present invention also explores the use of the designed hydrogels as cell and tissue adhesive biomaterial for tissue engineering applications. The present invention also relates to the application of functional amyloid hydrogel including but not limited to 3D tumoroid model for anticancer drug testing, optimization of drug dosage including drug-resistant tumors, repurposing of existing drugs, and patient-derived organoid. The present invention also describes the use of functional amyloid hydrogel as a depot for controlled and sustained release of therapeutics and biologic agents encapsulated within the same. The present invention also provides a moist highly water retentive material as reservoir of wound exudates thereby promotes healing.

IPC Classes  ?

  • C07K 14/47 - Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from humans from vertebrates from mammals
  • A61L 27/52 - Hydrogels or hydrocolloids

52.

Receiver of coherent optical communication link and method of compensating carrier phase offset in receiver

      
Application Number 16681977
Grant Number 11128383
Status In Force
Filing Date 2019-11-13
First Publication Date 2020-05-14
Grant Date 2021-09-21
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Gupta, Shalabh
  • Ashok, Rakesh

Abstract

Embodiments herein disclose receiver of coherent optical communication link and method of compensating carrier phase offset in receiver. 90° optical hybrid is configured to receive input of reference optical carrier (LO) signal and modulated optical signal (S) and carrier phase offset detection block is configured to generate output signal representing average of the phase offset at the input of the carrier phase offset detection block. Electronic control unit configured to receive output signals from the carrier phase offset detection block for generating control signals and tunable phase delay block configured to receive the control signals from the electronic control unit. 90° optical hybrid, carrier phase offset detection block, electronic control unit and the tunable phase delay block are configured in feedback loop, such that outputs of the carrier phase offset detection block are used for tuning the phase delay of the tunable phase delay block to achieve carrier phase synchronization.

IPC Classes  ?

  • H04B 10/61 - Coherent receivers
  • H04L 7/00 - Arrangements for synchronising receiver with transmitter
  • G02F 1/01 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour

53.

Palladium acyclic diaminocarbene complexes as precatalysts for Hiyama coupling and the tandem one-pot fluoride free Hiyama coupling/cyclization for the synthesis of biologically relevant

      
Application Number 16168434
Grant Number 11033889
Status In Force
Filing Date 2018-10-23
First Publication Date 2020-04-23
Grant Date 2021-06-15
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Singh, Chandan
  • Ghosh, Prasenjit

Abstract

The present invention provides Acyclic diaminocarbene complex of formula (I): R2 is selected from the group consisting of alkyl, or aryl each of which have 4 to 20 carbon atoms, and may optionally contain one or more heteroatoms. The said palladium diamino carbine complex of the present invention are particularly useful as catalyst from Hiyama cross-coupling reaction.

IPC Classes  ?

  • B01J 31/22 - Organic complexes
  • C07D 307/79 - Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring

54.

SYSTEM AND METHOD FOR PRODUCING PRESTRESSED CONCRETE COMPOSITE BEAM USING FIBRE REINFORCED POLYMER BAR

      
Application Number IN2019050753
Publication Number 2020/075195
Status In Force
Filing Date 2019-10-10
Publication Date 2020-04-16
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Laskar, Arghadeep
  • Motwani, Prashant
  • Khan, Nissar

Abstract

A system and method for manufacturing composite prestressed concrete (PSC) beams using Basalt Fibre Reinforced Polymer (BFRP) bars as a prestressing element in concrete are disclosed. The method comprises the steps of: providing a T-frame having a back supporting beam (12) and a mid-supporting beam (5) connected to each other, providing a spandrel beam (13) with a built-up section comprising of two rolled steel sections of ISMB-150 and two steel plates, providing two steel formworks (6) placed beside the T-frame to cast the concrete beams; positioning at least one BFRP bar (1) placed inside each of the two steel formworks (6), simultaneous pre-tensioning of both the BFRP bars (1), pouring concrete in the two steel formworks to cast concrete beams and curing the concrete in the two steel formworks and releasing the prestress in the BFRP bars to transfer the prestress to concrete beams.

IPC Classes  ?

  • E04C 3/26 - Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms of concrete or other stone-like material, e.g. with reinforcements or tensioning members prestressed
  • B28B 23/04 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members the elements being stressed
  • B28B 23/06 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members the elements being stressed for the production of elongated articles
  • E04C 3/20 - Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms of concrete or other stone-like material, e.g. with reinforcements or tensioning members
  • E04C 5/07 - Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
  • E04C 5/08 - Members specially adapted to be used in prestressed constructions

55.

MULTI-STATION MULTI-AXIS HYBRID LAYERED MANUFACTURING SYSTEM

      
Application Number IN2019050756
Publication Number 2020/075198
Status In Force
Filing Date 2019-10-10
Publication Date 2020-04-16
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Poopathi K.P., Karunakaran
  • Kapil, Sajan
  • Negi, Seema

Abstract

According to the present disclosure, a Multi-Station Multi-Axis Hybrid Layered Manufacturing (MSMA-HLM) system is disclosed. The present disclosure enables different levels of process hybridization and integration of multiple technologies. The Multi-Station Multi-Axis Hybrid Layered Manufacturing system comprises a base-structure (2000). Further a super-structure (1000) may be mounted on the base-structure (2000). The system may further comprise a 4-axis platform (3000) mounted on the base structure (2000). The 4-axis platform (3000) may be further configured to traverse in Y and Z direction and further comprises a tilting table (3400). The various levels of process hybridization may comprise of an optimal use of: different modes of manufacturing like subtractive(-)/additive(+)/ transformative(0); different joining methods like thermal (MIG/TIG/laser/EB), or non-thermal (Binder); different kinematics like 3-axis, 5-axis, serial, or parallel); different layering strategies like horizontal/conformal; and different form(wire/powder)/size of raw-stock.

IPC Classes  ?

  • B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
  • B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

56.

COMBUSTION SYSTEM

      
Application Number IN2019050694
Publication Number 2020/065665
Status In Force
Filing Date 2019-09-23
Publication Date 2020-04-02
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Chowdhury, Arindrajit
  • Gupta, Abhishek
  • Kumar, Ashtesh

Abstract

Embodiments herein provide a combustion system comprising a combustion chamber having a catalyst bed, and a vessel for storing a propellant at a predefined pressure. The vessel comprising a first valve for controlling a flow of the propellant over the catalyst bed inside the combustion chamber and an input provided at the first valve, for injecting the propellant inside the combustion chamber at a predefined duration of injection for each cycle of injection. A predefined quantity of the propellant is injected in each cycle of the injection. The combustion system further comprises one or more glow plugs for maintaining a predefined temperature within the catalyst bed and an ignition glow plug for providing a source of ignition for combustion of the propellant inside the combustion chamber.

IPC Classes  ?

  • C07C 1/20 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms

57.

A DEVICE TO DETECT STROKE

      
Application Number IN2019050653
Publication Number 2020/053881
Status In Force
Filing Date 2019-09-10
Publication Date 2020-03-19
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Jhaveri, Rachit
  • Ghyar, Rupesh
  • Ambekar, Sudheer
  • Ravi, Bhallamudi

Abstract

A device to detect stroke, said device comprising: a sample well (101) to receive a blood sample; five biosensor strips, at a first level, each of said strip configured to receive a portion of a blood, said combination of test strips allowing reaction of biomarkers with said blood sample wherein reaction of said biomarkers with said blood sample displays whether a patient, whose blood sample is received on said sample well, has stroke or not and also displays type of stroke in case of detection of a stroke.

IPC Classes  ?

  • G01N 33/50 - Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

58.

A SYSTEM FOR REMOVING FLOATING DEBRIS IN AN OPEN WATER CHANNEL

      
Application Number IN2019050026
Publication Number 2020/049583
Status In Force
Filing Date 2019-01-11
Publication Date 2020-03-12
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Jothiprakash, Vinayakam
  • Singh, Meena Harphool
  • Ranu, Meena

Abstract

A System for Removing Floating Debris in an Open Water Channel The invention relates to a system for removing floating debris in an open water channel. The system includes a perforated screen placed between the channel walls, extends from surface of water towards bottom of the channel to impede the flow of water thereby accumulating floating debris; a float connected on the rear side of the perforated screen; an inclined conveyor belt having an upper end and a lower end; a plurality of vessels mounted on the conveyor belt at predetermined location; and means for driving the conveyor belt for moving the conveyor belt from the lower end to the upper end to collect the accumulated floating debris and moves towards the upper end, whereby the vessel while transiting from the upper end towards the lower end dumps the floating debris in a debris collector.

IPC Classes  ?

  • E02B 15/04 - Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
  • B63B 35/32 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water

59.

REAL-TIME PITCH TRACKING BY DETECTION OF GLOTTAL EXCITATION EPOCHS IN SPEECH SIGNAL USING HILBERT ENVELOPE

      
Application Number IN2019050571
Publication Number 2020/044362
Status In Force
Filing Date 2019-08-03
Publication Date 2020-03-05
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Pandey, Prem Chand
  • Dasgupta, Hirak
  • Shambulingappa, Nataraj Kathriki

Abstract

A technique, suitable for real-time processing, is disclosed for pitch tracking by detection of glottal excitation epochs in speech signal. It uses Hilbert envelope to enhance saliency of the glottal excitation epochs and to reduce the ripples due to the vocal tract filter. The processing comprises the steps of dynamic range compression, calculation of the Hilbert envelope, and epoch marking. The Hilbert envelope is calculated using the output of a FIR filter based Hilbert transformer and the delay-compensated signal. The epoch marking uses a dynamic peak detector with fast rise and slow fall and nonlinear smoothing to further enhance the saliency of the epochs, followed by a differentiator or a Teager energy operator, and amplitude-duration thresholding. The technique is meant for use in speech codecs, voice conversion, speech and speaker recognition, diagnosis of voice disorders, speech training aids, and other applications involving pitch estimation.

IPC Classes  ?

  • G10L 25/90 - Pitch determination of speech signals

60.

PERSONAL COMMUNICATION DEVICE AS A HEARING AID WITH REAL-TIME INTERACTIVE USER INTERFACE

      
Application Number IN2019050630
Publication Number 2020/044377
Status In Force
Filing Date 2019-08-30
Publication Date 2020-03-05
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Pandey, Prem Chand
  • Tiwari, Nitya
  • Sharma, Saketh

Abstract

Hearing aids for persons with sensorineural hearing loss aim to compensate for degraded speech perception caused by frequency-dependent elevation of hearing thresholds, reduced dynamic range, abnormal loudness growth, and increased temporal and spectral masking. A digital hearing aid is implemented as a smartphone application as an alternative to ASIC-based hearing aids. The implementation provides user-configurable processing for background noise suppression and dynamic range compression. Both processing blocks are implemented for real-time processing using single FFT-based analysis-synthesis. A touch-controlled graphical user interface enables the user to set and fine-tune the processing parameters in an interactive and real-time mode.

IPC Classes  ?

61.

CONTINUOUSLY VARIABLE PRECISION AND LINEAR FLOATING RESISTOR USING METAL-OXIDE-SEMICONDUCTOR FIELD-EFFECT TRANSISTORS

      
Application Number IN2018050760
Publication Number 2020/035873
Status In Force
Filing Date 2018-11-16
Publication Date 2020-02-20
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Pandey, Prem Chand
  • Debbarma, Shibam
  • Marla, Vikas
  • Tiwari, Nitya
  • Holani, Rani
  • Sharma, Dinesh Kumar

Abstract

A circuit for realizing a precision and linear floating resistor, using MOSFET devices, is disclosed. A linear floating voltage-controlled resistor (LFVCR) is realized using a MOSFET with a gate drive means and a substrate drive means to provide a feedback of the common-mode voltage across the source-drain terminals to the gate and substrate terminals. Two such LFVCR circuits using matched MOSFET devices having independent substrates, along with an op-amp based negative feedback loop, are used to realize a continuously variable precision and linear floating resistor, whose value can be controlled by a combination of variable voltage, current, and resistor. Further embodiments are disclosed for realizing a resistor mirror circuit with multiple floating resistors, improving the linearity by using LFVCR circuits with complementary MOSFET devices, realizing a resistor with scaled-up resistance and extended voltage range, and realizing a resistor with scaled-down resistance and extended current range.

IPC Classes  ?

  • G05F 1/46 - Regulating voltage or current wherein the variable actually regulated by the final control device is dc

62.

Method for controlling extraction of power from multiple photo voltaic (PV) arrays and system thereof

      
Application Number 16515008
Grant Number 11152863
Status In Force
Filing Date 2019-07-17
First Publication Date 2020-01-23
Grant Date 2021-10-19
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kadam, Abhijit
  • Shukla, Anshuman

Abstract

Embodiments herein provide a system and method for controlling extraction of power from multiple Photo Voltaic (PV) arrays. At least two converters and at least two Photo Voltaic (PV) arrays are configured. The power extraction is controlled through one of an injection of Direct Current (Idc) into output current of each of the at least two converters, or by performing a phase shifting of each of the output current of each of the at least two converters.

IPC Classes  ?

  • H02M 3/335 - Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
  • H02M 3/28 - Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
  • H02M 7/483 - Converters with outputs that each can have more than two voltage levels
  • H02S 40/32 - Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
  • H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers

63.

METHOD FOR FABRICATING GERMANIUM/SILICON ON INSULATOR IN RADIO FREQUENCY SPUTTER SYSTEM

      
Application Number IN2019050469
Publication Number 2019/244174
Status In Force
Filing Date 2019-06-21
Publication Date 2019-12-26
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Ganguly, Udayan
  • Laha, Apurba
  • Mahapatra, Suddhasatta
  • ........, Amita
  • Roluahpuia Khiangte, Krista

Abstract

2323232323233, over the predefined substrate. Embodiment also provides a method for fabricating Semiconductor on Insulator Substrate (SIS).

IPC Classes  ?

  • H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof
  • H01L 29/24 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only inorganic semiconductor materials not provided for in groups , ,  or

64.

METHOD FOR FABRICATING NEURON OSCILLATOR INCLUDING THERMAL INSULATING DEVICE

      
Application Number IN2019050416
Publication Number 2019/229770
Status In Force
Filing Date 2019-05-28
Publication Date 2019-12-05
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Gangadharrao, Lashkare Sandip
  • Saraswat, Vivek
  • Subhash, Kumbhare Pankaj
  • Ganguly, Udayan

Abstract

Accordingly the embodiments herein provide a method for fabricating a neuron oscillator. The neuron oscillator includes a thermal insulating device connected with a resistor and a capacitor in series to produce self-sustained oscillations, where the resistor and the capacitor are arranged in parallel manner. The neuron oscillator eliminates a requirement of an additional compensation circuitry for a consistent performance over a time under heating issues. Additionally, an ON/OFF ratio of the neuron oscillator improves to a broader resistor range. Further, a presence of tunable synaptic memristor functionality of the neuron oscillator provides a reduced fabrication complexity to a large scale ONN. An input voltage required for the neuron oscillator is low (2-3 V) which makes it suitable to use with existing circuitries without using any additional converters. Additionally, an amplitude of the oscillations is a significant fraction of an applied bias which eliminates a need for an amplification.

IPC Classes  ?

  • G06N 3/063 - Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
  • G06N 3/02 - Neural networks

65.

SYSTEM AND METHOD FACILITATING DECISION MAKING FOR DISINFECTANT DOSING IN WATER IN WATER DISTRIBUTION NETWORKS

      
Application Number IN2019050427
Publication Number 2019/229775
Status In Force
Filing Date 2019-05-31
Publication Date 2019-12-05
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Maheshwari, Abhilasha
  • Gudi, Ravindra Dheerendra

Abstract

Embodiments herein provide a system and a method facilitating a local decision making for disinfectant dosing in water as the water flows through a Water Distribution Networks (WDN). WDN data is collected and the WDN is partitioned into one or more sub-systems by using a data based partitioning methodology over the WDN data. One or more decision variables are mapped to the one or more sub-systems for coordinated decentralized control of water quality in large WDN. The decision variables comprise disinfectant dosing rate to be applied to water at the one or more booster stations.

IPC Classes  ?

  • G06N 5/02 - Knowledge representation; Symbolic representation

66.

SOLAR APPLIANCE

      
Application Number IN2019050346
Publication Number 2019/211867
Status In Force
Filing Date 2019-04-30
Publication Date 2019-11-07
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Chakravarthy, Battula Kalyana
  • Prabhune, Avinash Vijay

Abstract

Solar appliance Embodiments herein provide a solar appliance. The solar appliance comprises an outer shell and an inner shell having at least one platform for placing one or more containers. Each of the inner shell and the outer shell are made of a preselected material. The inner shell is configured for receiving the sunlight for heating content inside the one or more containers. The solar appliance further comprises a gap provision provided between the outer shell and the inner shell for allowing a circulation of a medium. The medium insulates the inner shell and conserves the heat inside the inner shell.

IPC Classes  ?

  • F24S 20/20 - Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants

67.

Flexible software-defined networking (SDN) protocol for service provider networks

      
Application Number 16143072
Grant Number 10728139
Status In Force
Filing Date 2018-09-26
First Publication Date 2019-10-17
Grant Date 2020-07-28
Owner
  • Indian Institute of Technology, Bombay (India)
  • Defence Research & Development Organisation (India)
Inventor
  • Gumaste, Ashwin
  • Kushwaha, Aniruddha
  • Sharma, Sidharth
  • Jagtap, Mahesh

Abstract

Methods and apparatuses for building a programmable dataplane are described. Specifically, the programmable dataplane can work on a list of identifiers, such as those part of OpenFlow 1.5. Specifically, the programmable dataplane can be built by creating a virtual network graph at a controller node using binary identifiers such that a node is broken into an n-ary tree and the tree has 1×2 or 1×1 nodes.

IPC Classes  ?

  • H04L 12/703 - Route fault prevention or recovery, e.g. rerouting, route redundancy, virtual router redundancy protocol [VRRP] or hot standby router protocol [HSRP]
  • H04L 12/24 - Arrangements for maintenance or administration
  • H04L 12/26 - Monitoring arrangements; Testing arrangements
  • H04L 12/721 - Routing procedures, e.g. shortest path routing, source routing, link state routing or distance vector routing

68.

Method and electronic device for providing image-based CAPTCHA challenge

      
Application Number 15937865
Grant Number 10949523
Status In Force
Filing Date 2018-03-28
First Publication Date 2019-10-03
Grant Date 2021-03-16
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Agarwal, Vishal
  • Hlychho, Lalduhbera
  • Rajwade, Ajit
  • Ramaswamy, Venkatakrishnan

Abstract

Method and electronic device for providing image-based CAPTCHA challenge Embodiments herein achieve an electronic device for providing an image-based CAPTCHA challenge. The electronic device is configured to cause to display the image-based CAPTCHA challenge for a user of the electronic device. The image-based CAPTCHA challenge includes a first image and a second image of an object displayed from different viewpoints. The first image includes a challenge point in at least one portion of the object. The electronic device is further configured to detect at least one input from the user indicating the at least one challenge point on at least one portion of the second image. The electronic device is further configured to automatically determine whether the at least one portion of the second image on which the at least one input performed by the user corresponds to the at least one portion of the first image where the challenge point is displayed to qualify the user as a human.

IPC Classes  ?

  • G06F 21/00 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
  • G06F 21/36 - User authentication by graphic or iconic representation
  • H04L 9/32 - Arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system
  • G06T 15/04 - Texture mapping
  • G06T 3/00 - Geometric image transformation in the plane of the image
  • G06T 3/40 - Scaling of a whole image or part thereof
  • G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

69.

Hybrid modular multilevel converter

      
Application Number 16194884
Grant Number 11532996
Status In Force
Filing Date 2018-11-19
First Publication Date 2019-10-03
Grant Date 2022-12-20
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Shukla, Anshuman
  • Patro, Siba Kumar

Abstract

Accordingly, the embodiments herein provide a hybrid modular multilevel converter. The hybrid modular multilevel converter includes one or more chain links, one or more high voltage switches and a plurality of inductors. The one or more chain links are formed by sub modules. The one or more high voltage switches are formed by semi-controlled devices or fully controlled or any other suitable semiconductor devices. The plurality of inductors are arranged in the one or more chain links to limit circulating current among the one or more chain links. The one or more chain links are configured to enhance a power handling capability of the hybrid modular multilevel converter.

IPC Classes  ?

  • H02M 7/483 - Converters with outputs that each can have more than two voltage levels
  • H02M 7/537 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
  • H02M 7/515 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
  • H02M 1/14 - Arrangements for reducing ripples from dc input or output
  • H02M 1/00 - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF - Details of apparatus for conversion

70.

PULSE DETECTION, MEASUREMENT AND ANALYSIS BASED HEALTH MANAGEMENT SYSTEM, METHOD AND APPARATUS

      
Application Number 16346764
Status Pending
Filing Date 2017-12-11
First Publication Date 2019-10-03
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Poojary, Sushanth
  • Gadkine, Pradip
  • Noronha, Santosh

Abstract

A system, apparatus and method for managing health of different individuals by using pulse detection and analysis is described. In one embodiment herein, various pulse qualitative measurements such as Pulse Rate Stiffness Index, Augumentation Index, Ejection Duration, Dichrotic Wave Amplitude, Pulse Height Variance, Pulse Width Variance, Relative Crest Time, Dichrotic Wave Time, Time Delay, Pulse Rate Variance and multiple others as described are used. Further, many derivative parameters are derived from these basic parameters. Central aortic pressure is one such parameter. Various such parameters are recorded along with physical parameters of the subject and used to evaluate the health thereof.

IPC Classes  ?

  • A61B 5/021 - Measuring pressure in heart or blood vessels
  • A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
  • A61B 5/022 - Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthaldynamometers
  • A61B 5/024 - Measuring pulse rate or heart rate
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

71.

SEMI-MODULAR SUBMERSIBLE BRUSHLESS DC MOTOR

      
Application Number IB2019052254
Publication Number 2019/180633
Status In Force
Filing Date 2019-03-20
Publication Date 2019-09-26
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Sashidhar, Sampathirao
  • Fernandes, Baylon, Godfrey

Abstract

A ferrite magnet semi-modular brushless DC, BLDC motor assembly comprising a submersible motor (2) operably coupled to a centrifugal pump (1). The motor (2) comprises a semi-modular rotor (25) disposed radially outwards on a motor shaft (24), said rotor having a plurality of stacks, a stator (26) fitted into a motor frame (22), wherein the stator (26) circumferentially encloses the rotor (25) along the length of the motor shaft (24) and a submersible sensorless controller (3) electrically coupled to a three phase inverter power module (28). The motor (2) is operably disposed between the pump (1) and the controller (3) and the motor is (2) electrically coupled to the pump (1) and the controller (3). The inverter module (28) is electronically coupled to the motor (2). A pumping system comprising the motor and single-stage three phase inverter based sensorless control of the motor provides an efficient and cost-effective solution.

IPC Classes  ?

  • F04D 13/08 - Units comprising pumps and their driving means the pump being electrically driven for submerged use
  • F04B 17/03 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
  • F04B 47/06 - Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
  • H02K 5/132 - Submersible electric motors

72.

Orally administrable pharmaceutical preparation containing protein

      
Application Number 15999777
Grant Number 10660941
Status In Force
Filing Date 2017-02-17
First Publication Date 2019-09-26
Grant Date 2020-05-26
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Bellare, Jayesh
  • Dwivedi, Neelam Vishwanath
  • Adhimoolam, Arunagirinathan Manickam
  • Sharma, Somesh Datt

Abstract

An orally administrable pharmaceutical preparation containing a protein. More particularly, an orally administrable pharmaceutical preparation including a protein loaded on metal oxide nanoparticles and an amino acid; wherein the amino acid forms an adduct with the protein loaded on metal oxide nanoparticles. An process for the production of the afore-mentioned orally administrable pharmaceutical preparation is also disclosed.

IPC Classes  ?

  • A61K 38/28 - Insulins
  • A61K 47/69 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
  • A61K 47/54 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
  • A61K 9/00 - Medicinal preparations characterised by special physical form
  • A61K 9/51 - Nanocapsules

73.

SYSTEM AND METHOD FOR GENERATING RANDOM BIT STRING IN AN INTEGRATED CIRCUIT

      
Application Number IN2019050229
Publication Number 2019/180743
Status In Force
Filing Date 2019-03-20
Publication Date 2019-09-26
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Ganguly, Udayan
  • Sadana, Sunny
  • Sanjay, Lele Ashwin

Abstract

Embodiments herein provide a system and a method for generating a random bit string in an Integrated Circuit. Predefined number of One-time Programmable Memory (OTPM) devices are connected in parallel with each OTPM device configured for producing a random bit-string. Current limiting circuit is connected in series with the at least two OTPM devices. Voltage source supplies a predefined voltage to the at least two OTPM devices for producing a breakdown in one of an OTPM device of the at least two OTPM devices resulting in a broken OTPM device while leaving remaining OTPM devices of the at least two OTPM devices unbroken. The random bit string is generated through at least one of the broken OTPM device and a remaining unbroken OTPM device of the at least two OTPM devices.

IPC Classes  ?

  • G06F 21/44 - Program or device authentication
  • G06F 21/60 - Protecting data
  • G06F 21/70 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
  • G06F 21/71 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
  • G06F 21/72 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
  • G06F 21/73 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by creating or determining hardware identification, e.g. serial numbers
  • G06F 21/75 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation, e.g. to counteract reverse engineering
  • G06F 21/76 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in application-specific integrated circuits [ASIC] or field-programmable devices, e.g. field-programmable gate arrays [FPGA] or programmable logic devices [PLD]
  • G06F 21/77 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in smart cards

74.

Connectors allowing acoustic or digital transmission for a stethoscope

      
Application Number 16424476
Grant Number 10925575
Status In Force
Filing Date 2019-05-28
First Publication Date 2019-09-12
Grant Date 2021-02-23
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Pandey, Tapas
  • Kachappily, Adarsha
  • Ghyar, Rupesh
  • Ravi, Bhallamudi
  • Konar, Nambiraj
  • Pinto, Lancelot

Abstract

Connectors permits acoustic and digital stethoscope transmissions. Connectors include first and second pieces for the stethoscope chest piece and earpiece channels. The first piece has a moveable inner element with openings and includes a channel in line with the chest piece channel to provide an acoustic mode of functioning. The openings are collinear with the inner element channel and the extruded channels. The extruded channels and inner element channel may be arrayed in a line and have diameters that successively decrease. A transducer inside the inner element blocks sound from the first extruded channel, and a second transducer is inside the inner element on the other side of one of the openings. For an electronic mode of functioning, the first transducer is in line with the chest piece extruded channel and the second transducer is in line with the earpiece extruded channel. A switch may switch between the modes.

IPC Classes  ?

  • A61B 7/04 - Electric stethoscopes
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
  • A61B 7/00 - Instruments for auscultation
  • A61B 7/02 - Stethoscopes
  • A61B 5/08 - Measuring devices for evaluating the respiratory organs

75.

NOVEL HUMANIZED ANTI-CD19 CHIMERIC ANTIGEN RECEPTOR, ITS NUCELIC ACID SEQUENCE AND ITS PREPARATION

      
Application Number IN2019050111
Publication Number 2019/159193
Status In Force
Filing Date 2019-02-12
Publication Date 2019-08-22
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Purwar, Rahul
  • Dwivedi, Alka
  • Karulkar, Atharva
  • Srinivasan, Srisathya

Abstract

The present invention relates to novel humanized anti-CD19chimeric antigen receptor containing an optimized anti-CD19 binding domain effective against the treatment of disease associated with expression of the Cluster of Differentiation 19 protein (CD19), and to a nucleic acid molecule encoding the humanized CAR. The invention also encompasses a process for the preparation of the CAR, composition containing the CAR, vectors containing the polynucleotide encoding the CAR and cells expressing the CAR at their surface, in particular for their use in immunotherapy.

IPC Classes  ?

  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • A61K 39/00 - Medicinal preparations containing antigens or antibodies

76.

A DEVICE FOR SCREENING OF A DIABETIC FOOT

      
Application Number IN2019050114
Publication Number 2019/159195
Status In Force
Filing Date 2019-02-14
Publication Date 2019-08-22
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kathpal, Nishant
  • Ghyar, Rupesh
  • Gupte, Yash
  • Ravi, Bhallamudi
  • Mullerpatan, Rajani
  • Pakhare, Chetan

Abstract

A device for screening of a diabetic foot, said device comprising: a displaceable plate (DP) moving towards and away from a parallely spaced apart operative top plate (TP), said movement actuated by an indenting mechanism (IM), said displaceable plate (DP), in a first configuration, configured to host an array of dummy units (DU) to exert and record pressure against a user's skin surface (10a) in order to determine high pressure points of said skin (10a) in order to replace said determined dummy units (DU) with load-vibration-temperature units (LVT), in a second configuration, said displaceable plate (DP) configured to exert change in pressure, vibration, and temperature, through said load-vibration-temperature units (LVT), in order to record action potential signals as a consequence of change of each of pressure, vibration, and temperature, said action potential signals recorded by a nerve conduction belt (NCB).

IPC Classes  ?

  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

77.

A WIRELESS ECG PATCH

      
Application Number IN2019050083
Publication Number 2019/150398
Status In Force
Filing Date 2019-02-05
Publication Date 2019-08-08
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Chari, Dattaram
  • Ghyar, Rupesh
  • Bapat, Vijay
  • Ravi, Bhallamudi
  • Mulay, Anvay

Abstract

A wireless ECG patch comprising: a first series of leads (V1, V2, V3, V4, V5, V6), a second series of leads (RA, LA), and a third series of leads (RL, LL); each series of leads comprising leads aligned in an operative horizontal series with respect to each other, each lead spaced apart from and connected to an adjacent lead by means of a flexible substrate layer (L1), said flexible substrate layer (L1) printed, on top, with a flexible printed circuit film layer (L2), a flexible adhesive layer (L3), underneath said leads to aid in attaching said leads to a skin of a user; wherein, said second series of leads and said third series of leads being operatively vertically spaced apart from the first series of leads; and a common output (O) communicably coupled to said flexible printed circuit film layer (L2).

IPC Classes  ?

  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

78.

TRIPLE ACTION CONCOCTION FOR THE COMPLETE POSTOPERATIVE MANAGEMENT AFTER PARTIAL OR TOTAL KNEE REPLACEMENT AND PROCESS FOR PREPARATION THEREOF

      
Application Number IN2019050042
Publication Number 2019/142213
Status In Force
Filing Date 2019-01-17
Publication Date 2019-07-25
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Srivastava, Rohit
  • Pawar, Vaishali Pundlik
  • Mullaji, Arun
  • Shetty, Gautam

Abstract

The present invention relates to a drug delivery system comprising a stack of five layered polymer films and a drug loaded into each of the five layered polymer films. The polymer film having a size in the range of 2 mm to 5 mm. The drug delivery system of the present invention is used for the management of post-operative complications such as pain, infection, inflammation and uncontrolled bleeding.

IPC Classes  ?

  • A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm rests
  • A61F 2/30 - Joints
  • A61L 31/00 - Materials for other surgical articles
  • A61K 47/36 - Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin

79.

Self-homodyne carrier multiplexed transmission system and method for coherent optical links

      
Application Number 16237957
Grant Number 10833767
Status In Force
Filing Date 2019-01-02
First Publication Date 2019-07-25
Grant Date 2020-11-10
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Gupta, Shalabh
  • Kamran, Rashmi
  • Popatbhai, Anghan Mehul

Abstract

Embodiments herein provide a self-homodyne coherent optical transmission system (Self-Homodyne system) where an optical carrier is polarization multiplexed with a modulated signal and is transmitted over the optical fiber. An Adaptive polarization control is used by the receiver for simplifying a signal processing in the receiver. Analog processing may be used for implementing LO less receiver. Transmitter uses a phase modulated carrier in place of an unmodulated carrier.

IPC Classes  ?

80.

A LAPAROSCOPIC SURGICAL INSTRUMENT WITH INTERCHANGEABLE MODULAR HEADS

      
Application Number IN2018050885
Publication Number 2019/130351
Status In Force
Filing Date 2018-12-27
Publication Date 2019-07-04
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Talele, Sagar
  • Ghyar, Rupesh
  • Deshpande, Suresh
  • Ravi, Bhallamudi

Abstract

A kit with a laparoscopic surgical instrument having interchangeable modular heads, said kit comprising: a laparoscopic instrument configured to connect to at least an end effector at its operative distal end; a plurality of end effectors, each end effector configured to be connected at a distal end of said laparoscopic instrument; a joint (2) in said laparoscopic instrument for interchangeability, said joint comprising at least two resilient prongs (2c, 2d, 2e, 2f) that extend from a base and form a snap fit engagement with each of said end effectors; and a jig (3, 4) configured to house said plurality of end effectors, said jig configured with pushbuttons (3b), per end effector, in order to disengage said end effector upon its engagement with said joint (2) of said laparoscopic instrument.

IPC Classes  ?

  • A61B 17/29 - Forceps for use in minimally invasive surgery
  • A61B 1/313 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes

81.

HAND-BASED BLOOD PRESSURE MEASUREMENT SYSTEM, APPARATUS AND METHOD

      
Application Number 16321975
Status Pending
Filing Date 2017-08-07
First Publication Date 2019-06-13
Owner Indian Institute of Technology Bombay (India)
Inventor
  • Noronha, Santosh B.
  • Poojary, Sushanth D.
  • Gatkine, Pradip

Abstract

The present invention discloses a hand based blood pressure measurement system, apparatus and method. In one embodiment two or more hand-based electrocardiogram (E.C.G.) sensor and one or more hand-based arterial pulse wave measurement sensor are used. These respectively determine the E.C.G. waveform associated with the heart beat blood transmission pulse and the GO arterial pulse/wave measurement. This data is used to measure the pulse transit time for one or more heart beats. In one embodiment the arterial pulse measurement is done using a photoplethysmogram sensor. In another embodiment the arterial pulse measurement is done using a pressure sensor.

IPC Classes  ?

  • A61B 5/021 - Measuring pressure in heart or blood vessels
  • A61B 5/0402 - Electrocardiography, i.e. ECG
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
  • A61B 5/0408 - Electrodes specially adapted therefor
  • A61B 5/0472 - Detecting abnormal QRS complex

82.

Underground communication system

      
Application Number 15770350
Grant Number 10541759
Status In Force
Filing Date 2016-08-17
First Publication Date 2019-05-02
Grant Date 2020-01-21
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Patri, Ashutosh
  • Mukherjee, Jayanta

Abstract

Embodiments herein provide a system for underground communication. The system includes a surface layer and an underground layer. The surface layer includes an unburied transceiver station connected to a base station. The underground layer includes a buried transceiver station connected to the unburied transceiver station. The underground layer includes an electronic device with a meta-material antenna and a transceiver in communication with the buried transceiver station. Further, the underground layer includes a coordinator in communication with a plurality of sensors nodes and a plurality of routers. The underground layer includes an unburied transceiver station in communication with the plurality of routers and meta-material antenna. The unburied transceiver station in underground layer communicates with the buried transceiver station. The communication is facilitated between the underground layer and base station in the surface layer through either a meta-material antenna or an unburied transceiver station in underground layer, by buried transceiver station.

IPC Classes  ?

  • H04B 13/02 - Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
  • H04W 40/22 - Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
  • H04W 4/38 - Services specially adapted for particular environments, situations or purposes for collecting sensor information
  • H01Q 1/04 - Adaptation for subterranean or subaqueous use
  • H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella

83.

METHOD FOR TEXTURING DIAMOND WIRE CUT MULTICRYSTALLINE SILICON WAFERS WITHOUT ADDITIVES

      
Application Number IN2018050348
Publication Number 2019/003242
Status In Force
Filing Date 2018-05-31
Publication Date 2019-01-03
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Basu, Prabir Kanti
  • Pullaikodi, Sreejith Koorthedath

Abstract

Embodiments herein provide a method for diamond wire cutting (DWC) multicrystalline silicon (multi-Si) wafer texturing. The method includes preparing an acid texturing solution comprising of a specific concentration of nitric acid and hydrofluoric acid. Further, the method includes forming a porous-Si layer by treating the DWC multi-Si wafer with the acid texturing solution for a pre-determined time interval and at a pre-determined temperature. The method also includes dissolving the porous-Si layer by dipping the DWC multi-Si wafer surface in an alkali solution for DWC multi- Si wafer texturing.

IPC Classes  ?

  • H01L 31/0236 - Special surface textures
  • H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
  • C23C 14/02 - Pretreatment of the material to be coated
  • H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof

84.

Drug delivery system

      
Application Number 15763845
Grant Number 10888551
Status In Force
Filing Date 2017-02-23
First Publication Date 2018-12-06
Grant Date 2021-01-12
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Poojari, Radhika
  • Panda, Dulal
  • Srivastava, Rohit

Abstract

The present invention provides for a drug delivery system for anti-cancer compound and method of preparation thereof.

IPC Classes  ?

  • A61K 31/44 - Non-condensed pyridines; Hydrogenated derivatives thereof
  • A61K 9/51 - Nanocapsules

85.

A THERMALLY STABLE TIRE SEALANT

      
Application Number IB2018051512
Publication Number 2018/163097
Status In Force
Filing Date 2018-03-08
Publication Date 2018-09-13
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Juvekar, Vinaykumar, Anant
  • Tirumkudulu, Mahesh, S.
  • Seth, Jyoti, R.
  • Vaze, Shruti, S.

Abstract

A tire sealant composition for use in tubeless tires is disclosed. The tire sealant composition primarily serves to seal the tire around the wheel rim and particularly in the tread area of the tire against punctures. The composition includes polymeric material, carrier fluid and particulate system. The tire sealant composition is flowable, non-toxic, non-corrosive and thermally stable.

IPC Classes  ?

  • B29D 30/08 - Building tyres
  • C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers

86.

Method and system for the remediation of contaminated earth from hazardous substances in a batch-wise ex-situ on-site manner

      
Application Number 15974400
Grant Number 11040383
Status In Force
Filing Date 2018-05-08
First Publication Date 2018-09-06
Grant Date 2021-06-22
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor Asolekar, Shyam Ramchandra

Abstract

A system is disclosed for remediation of contaminated earth from hazardous substances, comprising mobile equipment that are generally available. The mobile equipment are physically separate and temporarily organised at a location in the proximity of a contaminated site when the need arises and are dispersed or disposed of following remediation of the contaminated site. The generally available mobile equipment may include earth moving excavators, truck mixers equipped with tumblers used for mixing and delivering cement-concrete to the construction site, and centrifuges.

IPC Classes  ?

  • B09C 1/08 - Reclamation of contaminated soil chemically
  • B09C 1/00 - Reclamation of contaminated soil
  • B09C 1/02 - Extraction using liquids, e.g. washing, leaching

87.

Microdevice for separating plasma from human blood

      
Application Number 15565515
Grant Number 10717083
Status In Force
Filing Date 2016-06-24
First Publication Date 2018-07-26
Grant Date 2020-07-21
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Tripathi, Siddhartha
  • Yeachana, Venkatabala Varunkumar
  • Agrawal, Amit

Abstract

A microdevice for separating plasma from human blood comprising a blood flow channel (2) connected to a corpuscles flow channel (5) and a plasma flow channel (8) through a curved construction channel (15). Blood flow channel has width 150 to 400 μm and length 1-20mm, constriction channel (15) has width 60 to 200 μm, length 0.157 to 3.15mm and curvature angle 90-270° with inner radius 50 μm to 1mm and outer radius 110 μm to 1.2 mm and corpuscles flow channel (5) has width 200 to 700 μm, length 0.5 to 5mm and bend angle 40-70°. Plasma channel is sinewave shaped and has width 20-150 μm and length 10-50mm. Channels have uniform depth 20-120 μm (FIG. 1).

IPC Classes  ?

  • B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
  • B01D 21/26 - Separation of sediment aided by centrifugal force
  • G01N 30/26 - Conditioning of the fluid carrier; Flow patterns
  • G01N 33/49 - Physical analysis of biological material of liquid biological material blood
  • G01N 30/38 - Flow patterns

88.

SDN controlled overlay network

      
Application Number 15926796
Grant Number 10433234
Status In Force
Filing Date 2018-03-20
First Publication Date 2018-07-26
Grant Date 2019-10-01
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Karandikar, Abhay
  • Jha, Pranav Kumar
  • M, Akshatha Nayak
  • Elango, Pon Nidhya

Abstract

A SDN controlled Overlay Network. Embodiments disclosed herein relate to multi-RAT (Radio Access Technology) wireless communication network and more particularly to a SDN (Software Defined Networking) controlled network overlaid on a multi-RAT wireless communication network. Embodiments herein enhance relay functionality in wireless communication networks using overlay networks, wherein the overlay network is controlled and managed by a SDN (Software Defined Networking) controller.

IPC Classes  ?

  • H04W 40/22 - Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
  • H04W 12/06 - Authentication
  • H04W 76/14 - Direct-mode setup
  • H04L 12/715 - Hierarchical routing, e.g. clustered networks or inter-domain routing
  • H04W 88/04 - Terminal devices adapted for relaying to or from another terminal or user
  • H04W 88/06 - Terminal devices adapted for operation in multiple networks, e.g. multi-mode terminals
  • H04W 28/08 - Load balancing or load distribution
  • H04W 12/00 - Security arrangements; Authentication; Protecting privacy or anonymity
  • H04W 8/22 - Processing or transfer of terminal data, e.g. status or physical capabilities
  • H04W 84/12 - WLAN [Wireless Local Area Networks]
  • H04W 88/18 - Service support devices; Network management devices

89.

Anticancer property studies of chiral palladium N-heterocyclic carbene complexes and process for preparation thereof

      
Application Number 15806889
Grant Number 10421769
Status In Force
Filing Date 2017-11-08
First Publication Date 2018-07-12
Grant Date 2019-09-24
Owner India Institute of Technology Bombay (India)
Inventor
  • Kumar, Anuj
  • Naaz, Afsana
  • Palanisamy, Prakasham Ayyampudur
  • Panda, Dulal
  • Ghosh, Prasenjit

Abstract

3], as designated by, (1S,2S,5R)-(1-3)b and (1R,2R,5S)-(1-3)b, (1S,2S,5R)-(1, 3)c and (1R,2R,5S)-(1, 3)c represented by formula (Ig, Ih) below. The present invention further investigates the influence of chirality on the anticancer activity, wherein the enantiomeric pairs of present chiral palladium N-heterocyclic carbene complexes of formula (Ig, Ih) shows no differential activity based on optical isomerism despite all of the palladium complexes exhibiting high anti-proliferative activity towards a variety of cancer cells. Also, provided herein is a process of preparation of the chiral palladium N-heterocyclic carbene complexes and a pharmaceutical composition comprising the chiral palladium N-heterocyclic carbene complexes. The present invention relates to the mechanistic details highlighting the mode of action of the chiral palladium N-heterocyclic carbene complex of the formulation for their anticancer application.

IPC Classes  ?

  • C07F 15/00 - Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic System
  • A61P 35/00 - Antineoplastic agents

90.

NETWORK ANALYZER FOR MEASURING S-PARAMETERS OF RF DEVICE

      
Application Number IN2017050575
Publication Number 2018/109782
Status In Force
Filing Date 2017-12-07
Publication Date 2018-06-21
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Kumar, Girish
  • Ghosh, Debapratim

Abstract

Embodiments herein provide a network analyzer to measure S-parameter magnitudes of a DUT at UHF, L, and S band respectively. The proposed network analyzer includes a signal generator for generating a microwave signal. The proposed network analyzer includes a harmonic suppressor for suppressing harmonics of the generated microwave signal to obtain a filtered microwave signal. The proposed network analyzer includes a signal separator for isolating the filtered microwave signal incident on the DUT from a reflected signal, reflected by the DUT, for obtaining transmission coefficient and reflection coefficient of the DUT. The proposed network analyzer includes a computing unit for measuring the S-parameters of the DUT based on the determined transmission coefficient and reflection coefficient.

IPC Classes  ?

  • G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
  • G01R 27/28 - Measuring attenuation, gain, phase shift, or derived characteristics of electric four-pole networks, i.e. two-port networks; Measuring transient response
  • G01R 27/06 - Measuring reflection coefficients; Measuring standing-wave ratio

91.

PULSE DETECTION, MEASUREMENT AND ANALYSIS BASED HEALTH MANAGEMENT SYSTEM, METHOD AND APPARATUS

      
Application Number IN2017050587
Publication Number 2018/104970
Status In Force
Filing Date 2017-12-11
Publication Date 2018-06-14
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Gadkine, Pradip
  • Noronha, Santosh

Abstract

A system, apparatus and method for managing health of different individuals by using pulse detection and analysis is described. In one embodiment herein, various pulse qualitative measurements such as Pulse Rate Stiffness Index, Augumentation Index, Ejection Duration, Dichrotic Wave Amplitude, Pulse Height Variance, Pulse Width Variance, Relative Crest Time, Dichrotic Wave Time, Time Delay, Pulse Rate Variance and multiple others as described are used. Further, many derivative parameters are derived from these basic parameters. Central aortic pressure is one such parameter. Various such parameters are recorded along with physical parameters of the subject and used to evaluate the health thereof.

IPC Classes  ?

  • A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
  • A61B 5/022 - Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthaldynamometers
  • A61B 5/0402 - Electrocardiography, i.e. ECG

92.

A CONNECTOR CONFIGURED TO ALLOW ACOUSTIC TRANSMISSION OR DIGITAL TRANSMISSION FOR A STETHOSCOPE

      
Application Number IN2017050558
Publication Number 2018/096564
Status In Force
Filing Date 2017-11-27
Publication Date 2018-05-31
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (Ireland)
Inventor
  • Pande, Tapas
  • Kachappily, Adarsha
  • Ghyar, Rupesh
  • Ravi, Bhallamudi
  • Konar, Nambiraj

Abstract

A connector configured to allow acoustic transmission or digital transmission for a stethoscope, convertor comprises: a first piece (12) communicably coupled to a chest piece, through a first extruded channel (14); a second piece (28) communicably coupled to an ear piece, through a second extruded channel (30); an inner element (16) configured to be displaceable, said inner element comprising two first-piece end openings (21, 23) on first piece end and two second-piece end openings (31, 33) on second piece end; an inner element channel (24), in a first displaced mode, to provide acoustic mode of functioning; a first transducer (36), to completely block any acoustic transmission from first extruded channel, and a second transducer (26), configured to be in line with second extruded channel, in a second displaced mode, to provide electronic mode of functioning; a switching mechanism (20) to switch said connector between acoustic mode and electronic mode.

IPC Classes  ?

93.

Surgical instruments with multiple degrees of freedom and methods of using the same

      
Application Number 15727622
Grant Number 10828017
Status In Force
Filing Date 2017-10-08
First Publication Date 2018-03-08
Grant Date 2020-11-10
Owner Indian Institute of Technology, Bombay (India)
Inventor
  • Rout, Sritam
  • Deshpande, Suresh
  • Bhallamudi, Ravi
  • Ghyar, Rupesh

Abstract

Surgical instruments are movable in several different dimensions and about several distinct axes. Surgical instruments include a head portion having a desired tool, a body portion freely moveable in several dimensions with respect to the head to which it connects via a connection or joint, which may be maneuverable and lockable in several head-body orientations. The connection may include one or more cooperative shafts, a rotator that angularly moves the head portion, a joint that translates the angular motion from rotator to the head in any relative orientation of the head portion, a crank that couples the shafts with the head portion, and a collar having an end slot to accommodate one or more of the shafts. In this way, as the shaft moves upward and downward, the head portion is transverse angularly displaced.

IPC Classes  ?

  • A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
  • A61B 17/29 - Forceps for use in minimally invasive surgery
  • A61B 17/3201 - Scissors
  • A61B 34/00 - Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
  • A61B 1/313 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
  • A61B 34/30 - Surgical robots
  • A61B 90/50 - Supports for surgical instruments, e.g. articulated arms

94.

Method for imputing missed data in sensor data sequence with missing data

      
Application Number 15698911
Grant Number 11113337
Status In Force
Filing Date 2017-09-08
First Publication Date 2018-03-08
Grant Date 2021-09-07
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
  • TATA CONSULTANCY SERVICES (India)
Inventor
  • Bandyopadhyay, Soma
  • Ramamritham, Krithivasan

Abstract

Embodiments herein provide a method for imputing sensor data, in a sensor data sequence with missing data based on the semantics learning, where semantics is defined by the constraints of the sensor data features. A candidate value for imputation is determined based on sensor data of corresponding instances of time instants of the sensor data sequence using learning based on semantics of features of the sensor data sequence with missing data. The nearest neighbors search has been applied in similar response data sequence using the data values corresponding to the time instant of missing data in sensor data sequence. In case similar response data sequence is not available imputation is performed based on the distribution pattern of missing data.

IPC Classes  ?

  • G01R 22/10 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
  • G06N 5/02 - Knowledge representation; Symbolic representation
  • G06F 16/903 - Querying
  • G06N 20/00 - Machine learning
  • G06F 3/05 - Digital input using the sampling of an analogue quantity at regular intervals of time

95.

FULL CELL FOR LITHIUM ION BATTERY WITH CONVERSION ANODE AND INTERCALATION CATHODE

      
Application Number IN2017050335
Publication Number 2018/029707
Status In Force
Filing Date 2017-08-09
Publication Date 2018-02-15
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Mitra, Sagar
  • Veluri, Pavan Srinivas

Abstract

Embodiments herein provide a full cell with porous iron oxide (Fe2O3) nanostructures, synthesized using polyol method, as anode, and powder Lithium Cobalt Oxide (LiCoO2) as cathode. The full cell includes an electrolyte and a separator. The half cell performance of the Fe2O3 exhibits a reversible capacity of 903mAh/g at a current (C) rate of 1C vs. Li metal. The LiCoO2 (LCO) is having a capacity of 131mAh/g at 1C after 50 cycles vs. Li metal. The full cell is prepared using Fe2O3 anode and LiCoO2 cathode, and the mass loadings are adjusted such that the necessity of pre- activation is prevented. The LCO-Fe2O3 full cell is having capacity retention of 91% after 100 charge-discharge cycles at 1C. The capacity based on the anode mass is approximately 800mAh/g after 100 cycles. The prepared full cell is having a high capability at C rates in the range of 2C- 5C.

IPC Classes  ?

  • H01M 4/52 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
  • H01M 4/26 - Processes of manufacture
  • H01M 8/08 - Fuel cells with aqueous electrolytes
  • H01M 8/083 - Alkaline fuel cells

96.

FOUR-STEP THERMAL AGING METHOD FOR IMPROVING ENVIRONMENTALLY ASSISTED CRACKING RESISTANCE OF 7XXX SERIES ALUMINIUM ALLOYS

      
Application Number IN2016000280
Publication Number 2018/025275
Status In Force
Filing Date 2016-11-30
Publication Date 2018-02-08
Owner
  • INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
  • GODREJ & BOYCE MFG. CO. LTD. (India)
Inventor
  • Krishnan Ajay
  • Vngaranahalli Srinivasan Raja
  • Vaidya Surendra Muralidhar

Abstract

Four-step thermal aging method for improving environmentally assisted cracking resistance of 7xxx series aluminium alloys The thermal aging is carried out by treating the alloys at a temperature of 120 to 130°C for 0.3 to 0.5h, water quenching the alloys to a temperature of 25 to 27°C and further treating the alloys at a temperature of 80 to 95°C for 100 to 120h and at a temperature of 120 to 130 °C for 20 to 24h and at a temperature of 155 to 160°C for 1 to 5h and air cooling the alloys to room temperature, sequentially.

IPC Classes  ?

  • C22F 1/053 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent
  • C22C 21/10 - Alloys based on aluminium with zinc as the next major constituent

97.

HAND-BASED BLOOD PRESSURE MEASUREMENT SYSTEM, APPARATUS AND METHOD

      
Application Number IN2017050325
Publication Number 2018/025280
Status In Force
Filing Date 2017-08-07
Publication Date 2018-02-08
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor
  • Noronha, Santosh B.
  • Poojary, Sushanth D.
  • Gatkine, Pradip

Abstract

The present invention discloses a hand based blood pressure measurement system, apparatus and method. In one embodiment two or more hand- based electrocardiogram(E.C.G.) sensor and one or more hand- based arterial pulse wave measurement sensor are used. These respectively determine the E.C.G. waveform associated with the heart beat blood transmission pulse and the arterial pulse /wave measurement. This data is used to measure the pulse transit time for one or more heart beats. In one embodiment the arterial pulse measurement is done using a photoplethysmogram sensor. In another embodiment the arterial pulse measurement is done using a pressure sensor.

IPC Classes  ?

  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
  • A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
  • A61B 5/0205 - Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
  • A61B 5/021 - Measuring pressure in heart or blood vessels
  • A61B 5/024 - Measuring pulse rate or heart rate
  • A61B 5/04 - Measuring bioelectric signals of the body or parts thereof

98.

INTEGRATED DECISION SUPPORT SYSTEM AND METHOD FOR DERIVING INFERENCES FROM DATA SETS

      
Application Number IN2017050258
Publication Number 2018/002953
Status In Force
Filing Date 2017-06-23
Publication Date 2018-01-04
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor Sarojini Amma, Sreelekha

Abstract

Embodiments herein provide an integrated decision support system for deriving inferences from data sets. The integrated decision support system includes a reasoning mechanism to quantify the uncertainty from the incomplete or inaccurate data, a learning mechanism to evaluate rules and an inference mechanism to make inferences from the learned rules. The integrated decision support system and method provides mechanism to reason and learn by obtaining a plurality of data sets. Each data set includes a set of attributes. The method includes determining sub-attributes for each of the attribute in each data set. The method includes constructing a neurule based on a relation between the set of attributes and the sub-attributes in each data set. The method includes creating a training set for each constructed neurule. The method includes deriving the inferences from each constructed neurule based on set of attributes and the sub-attributes in each data set.

IPC Classes  ?

  • G06N 5/00 - Computing arrangements using knowledge-based models
  • G06N 5/04 - Inference or reasoning models

99.

A METHOD FOR SYNTHESIS OF 6-DEOXY-L-HEXOSES FROM L-RHAMNOSE

      
Application Number IN2017050267
Publication Number 2018/002957
Status In Force
Filing Date 2017-06-29
Publication Date 2018-01-04
Owner INDIAN INSTITUTE OF TECHNOLOGY, BOMBAY (India)
Inventor
  • Kulkarni, Suvarn Subhash
  • Sanapala, Someswara Rao

Abstract

The present invention relates to a process for synthesis of 6-Deoxy-L-Hexoses from L-Rhamnose comprising the steps of optional regioselective protection of C2-, C3- and/or C4-OH of the L- Rhamnose of formula (1) to obtain compounds of formulae (2) and subjecting said compounds of formulae 2 to triflation followed by nitrite anion or water mediated inversion to obtain 6-deoxy- L-Hexoses of formulae (3).

IPC Classes  ?

  • C07H 5/10 - Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to sulfur, selenium, or tellurium to sulfur
  • C07B 55/00 - Racemisation; Complete or partial inversion
  • C07H 1/00 - Processes for the preparation of sugar derivatives

100.

METHOD FOR QUANTIFYING UNCERTAINTY IN A SYSTEM

      
Application Number IN2017050197
Publication Number 2017/203541
Status In Force
Filing Date 2017-05-24
Publication Date 2017-11-30
Owner INDIAN INSTITUTE OF TECHNOLOGY BOMBAY (India)
Inventor Sarojini Amma, Sreelekha

Abstract

Embodiments herein provide a method for quantifying uncertainty in a system. The method includes obtaining a first data set and a second data set.. The method includes determining sub-attributes for each of the first set of attributes and the second set of attributes. The method includes assigning weight to each of the sub-attribute associated with each of the first set of attributes and the second set of attributes. The method includes computing a basic belief assignment (BBA) value for each of the first data set and the second date set based on the assigned weights to each of the sub-attribute. The method includes distributing weights of the sub-attribute associated with each of the first set of attributes and the second set of attributes into a representation based on the categorization. The method includes quantifying the uncertainty in the system based on a computed combined belief and a computed combined disbelief.

IPC Classes  ?

  • G06N 5/04 - Inference or reasoning models
  • G06N 7/00 - Computing arrangements based on specific mathematical models
  • G06F 19/24 - for machine learning, data mining or biostatistics, e.g. pattern finding, knowledge discovery, rule extraction, correlation, clustering or classification
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