- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/14 - Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the introduction of the feed to the apparatus
Patent holdings for IPC class B01D 15/14
Total number of patents in this class: 242
10-year publication summary
|
13
|
22
|
31
|
19
|
23
|
23
|
21
|
19
|
24
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agilent Technologies, Inc. | 2744 |
29 |
| Waters Technologies Corporation | 1654 |
25 |
| Shimadzu Corporation | 5791 |
13 |
| Cytiva Sweden AB | 741 |
13 |
| Cytiva BioProcess R&D AB | 287 |
10 |
| GE Healthcare Bio-Sciences AB | 570 |
7 |
| IFP Energies Nouvelles | 2717 |
5 |
| Genentech, Inc. | 3742 |
4 |
| Dionex Softron GmbH | 110 |
4 |
| PerkinElmer Health Sciences, Inc. | 274 |
4 |
| Uop LLC | 4083 |
3 |
| Thermo Finnigan LLC | 625 |
3 |
| Chromatan Inc. | 8 |
3 |
| Douglas T. Gjerde | 11 |
3 |
| Fresenius Medical Care Holdings, Inc. | 1354 |
3 |
| Parker Intangibles LLC | 1237 |
3 |
| Sartorius Stedim Biotech GmbH | 774 |
3 |
| Valco Instruments Company, Inc. | 41 |
3 |
| Wyatt Technology Corporation | 52 |
3 |
| Sartorius Stedim Chromatography Systems Ltd. | 15 |
3 |
| Other owners | 98 |