IPC Classification

Class code (prefix) Descriptions Number of results
B64U 10/00 Type of UAV
B64U 10/10 Rotorcrafts
B64U 10/11 Autogyros
B64U 10/13 Flying platforms
B64U 10/14 Flying platforms with four distinct rotor axes, e.g. quadcopters
B64U 10/16 Flying platforms with five or more distinct rotor axes, e.g. octocopters
B64U 10/17 Helicopters
B64U 10/20 Vertical take-off and landing [VTOL] aircraft
B64U 10/25 Fixed-wing aircraft
B64U 10/30 Lighter-than-air aircraft, e.g. aerostatic aircraft
B64U 10/40 Ornithopters
B64U 10/50 Glider-type UAVs, e.g. with parachute, parasail or kite
B64U 10/60 Tethered aircraft
B64U 10/70 Convertible aircraft, e.g. convertible into land vehicles
B64U 10/80 UAVs characterised by their small size, e.g. micro air vehicles [MAV]
B64U 20/00 Constructional aspects of UAVs
B64U 20/10 Constructional aspects of UAVs for stealth, e.g. reduction of cross-section detectable by radars
B64U 20/20 Constructional aspects of UAVs for noise reduction
B64U 20/30 Constructional aspects of UAVs for safety, e.g. with frangible components
B64U 20/40 Modular UAVs
B64U 20/50 Foldable or collapsible UAVs
B64U 20/60 UAVs characterised by the material
B64U 20/65 Composite materials
B64U 20/70 Constructional aspects of the UAV body
B64U 20/73 Monocoque body
B64U 20/75 Constructional aspects of the UAV body the body formed by joined shells or by a shell overlaying a chassis
B64U 20/77 Constructional aspects of the UAV body the body being formed integrally with wings or rotor supports
B64U 20/80 Arrangement of on-board electronics, e.g. avionics systems or wiring
B64U 20/83 Electronic components structurally integrated with aircraft elements, e.g. circuit boards carrying loads
B64U 20/87 Mounting of imaging devices, e.g. mounting of gimbals
B64U 20/90 Cooling
B64U 20/92 Cooling of avionics
B64U 20/94 Cooling of rotors or rotor motors
B64U 20/96 Cooling using air
B64U 20/98 Cooling using liquid, e.g. using lubrication oil
B64U 30/00 Means for producing lift; Empennages; Arrangements thereof
B64U 30/10 Wings
B64U 30/12 Variable or detachable wings, e.g. wings with adjustable sweep
B64U 30/14 Variable or detachable wings, e.g. wings with adjustable sweep detachable
B64U 30/16 Variable or detachable wings, e.g. wings with adjustable sweep movable along the UAV body
B64U 30/20 Rotors; Rotor supports
B64U 30/21 Rotary wings
B64U 30/24 Coaxial rotors
B64U 30/26 Ducted or shrouded rotors
B64U 30/27 Rim-driven rotors
B64U 30/29 Constructional aspects of rotors or rotor supports; Arrangements thereof
B64U 30/30 Lift-producing means using radial airflow
B64U 30/40 Empennages, e.g. V-tails
B64U 30/291 Detachable rotors or rotor supports
B64U 30/292 Rotors or rotor supports specially adapted for quick release
B64U 30/293 Foldable or collapsible rotors or rotor supports
B64U 30/294 Rotors arranged in the UAV body
B64U 30/295 Rotors arranged in the wings
B64U 30/296 Rotors with variable spatial positions relative to the UAV body
B64U 30/297 Tilting rotors
B64U 30/298 Helicopter flybars
B64U 30/299 Rotor guards
B64U 40/00 On-board mechanical arrangements for adjusting control surfaces or rotors; On-board mechanical arrangements for in-flight adjustment of the base configuration
B64U 40/10 On-board mechanical arrangements for adjusting control surfaces or rotors; On-board mechanical arrangements for in-flight adjustment of the base configuration for adjusting control surfaces or rotors
B64U 40/20 On-board mechanical arrangements for adjusting control surfaces or rotors; On-board mechanical arrangements for in-flight adjustment of the base configuration for in-flight adjustment of the base configuration
B64U 50/00 Propulsion; Power supply
B64U 50/10 Propulsion
B64U 50/11 Propulsion using internal combustion piston engines
B64U 50/12 Propulsion using turbine engines, e.g. turbojets or turbofans
B64U 50/13 Propulsion using external fans or propellers
B64U 50/14 Propulsion using external fans or propellers ducted or shrouded
B64U 50/15 Propulsion using combustion exhausts other than turbojets or turbofans, e.g. using rockets, ramjets, scramjets or pulse-reactors
B64U 50/16 Propulsion using means other than air displacement or combustion exhaust, e.g. water or magnetic levitation
B64U 50/18 Thrust vectoring
B64U 50/19 Propulsion using electrically powered motors
B64U 50/20 Transmission of mechanical power to rotors or propellers
B64U 50/23 Transmission of mechanical power to rotors or propellers with each propulsion means having an individual motor
B64U 50/27 Transmission of mechanical power to rotors or propellers with a single motor serving two or more rotors or propellers
B64U 50/30 Supply or distribution of electrical power
B64U 50/31 Supply or distribution of electrical power generated by photovoltaics
B64U 50/32 Supply or distribution of electrical power generated by fuel cells
B64U 50/33 Supply or distribution of electrical power generated by combustion engines
B64U 50/34 In-flight charging
B64U 50/35 In-flight charging by wireless transmission, e.g. by induction
B64U 50/36 In-flight charging by wind turbines, e.g. ram air turbines [RAT]
B64U 50/37 Charging when not in flight
B64U 50/38 Charging when not in flight by wireless transmission
B64U 50/39 Battery swapping
B64U 60/00 Undercarriages
B64U 60/10 Undercarriages specially adapted for use on water
B64U 60/20 Undercarriages specially adapted for uneven terrain
B64U 60/30 Undercarriages detachable from the body
B64U 60/40 Undercarriages foldable or retractable
B64U 60/50 Undercarriages with landing legs
B64U 60/55 Undercarriages with landing legs the legs being also used as ground propulsion
B64U 60/60 Undercarriages with rolling cages
B64U 60/70 Movable wings, rotor supports or shrouds acting as ground-engaging elements
B64U 70/00 Launching, take-off or landing arrangements
B64U 70/10 Launching, take-off or landing arrangements for releasing or capturing UAVs by hand
B64U 70/20 Launching, take-off or landing arrangements for releasing or capturing UAVs in flight by another aircraft
B64U 70/30 Launching, take-off or landing arrangements for capturing UAVs in flight by ground or sea-based arresting gear, e.g. by a cable or a net
B64U 70/40 Landing characterised by flight manoeuvres, e.g. deep stall
B64U 70/50 Launching from storage containers, e.g. from submarine missile tubes
B64U 70/60 Take-off or landing of UAVs from a runway using their own power
B64U 70/70 Launching or landing using catapults, tracks or rails
B64U 70/80 Vertical take-off or landing, e.g. using rockets
B64U 70/83 Vertical take-off or landing, e.g. using rockets using parachutes, balloons or the like
B64U 70/87 Vertical take-off or landing, e.g. using rockets using inflatable cushions
B64U 70/90 Launching from or landing on platforms
B64U 70/92 Portable platforms
B64U 70/93 Portable platforms for use on a land or nautical vehicle
B64U 70/95 Means for guiding the landing UAV towards the platform, e.g. lighting means
B64U 70/97 Means for guiding the UAV to a specific location on the platform, e.g. platform structures preventing landing off-centre
B64U 70/99 Means for retaining the UAV on the platform, e.g. dogs or magnets
B64U 80/00 Transport or storage specially adapted for UAVs
B64U 80/10 Transport or storage specially adapted for UAVs with means for moving the UAV to a supply or launch location, e.g. robotic arms or carousels
B64U 80/20 Transport or storage specially adapted for UAVs with arrangements for servicing the UAV
B64U 80/25 Transport or storage specially adapted for UAVs with arrangements for servicing the UAV for refuelling
B64U 80/30 Transport or storage specially adapted for UAVs with arrangements for data transmission
B64U 80/40 Transport or storage specially adapted for UAVs for two or more UAVs
B64U 80/50 Transport or storage specially adapted for UAVs the UAVs being disassembled
B64U 80/60 Transport or storage specially adapted for UAVs by wearable objects, e.g. garments or helmets
B64U 80/70 Transport or storage specially adapted for UAVs in containers
B64U 80/80 Transport or storage specially adapted for UAVs by vehicles
B64U 80/82 Airborne vehicles
B64U 80/84 Waterborne vehicles
B64U 80/86 Land vehicles
B64U 101/00 UAVs specially adapted for particular uses or applications
B64U 101/05 UAVs specially adapted for particular uses or applications for sports or gaming, e.g. drone racing
B64U 101/10 UAVs specially adapted for particular uses or applications for generating power to be supplied to a remote station, e.g. UAVs with solar panels
B64U 101/15 UAVs specially adapted for particular uses or applications for conventional or electronic warfare
B64U 101/16 UAVs specially adapted for particular uses or applications for conventional or electronic warfare for controlling, capturing or immobilising other vehicles
B64U 101/17 UAVs specially adapted for particular uses or applications for conventional or electronic warfare for detecting, disrupting or countering communications
B64U 101/18 UAVs specially adapted for particular uses or applications for conventional or electronic warfare for firing ammunition
B64U 101/19 UAVs specially adapted for particular uses or applications for conventional or electronic warfare for use as targets or decoys
B64U 101/20 UAVs specially adapted for particular uses or applications for use as communications relays, e.g. high altitude platforms
B64U 101/21 UAVs specially adapted for particular uses or applications for use as communications relays, e.g. high altitude platforms for providing Internet access
B64U 101/23 UAVs specially adapted for particular uses or applications for use as communications relays, e.g. high altitude platforms for providing telephone services
B64U 101/24 UAVs specially adapted for particular uses or applications for use as communications relays, e.g. high altitude platforms for use as flying displays, e.g. advertising or billboards
B64U 101/25 UAVs specially adapted for particular uses or applications for manufacturing or servicing
B64U 101/26 UAVs specially adapted for particular uses or applications for manufacturing or servicing for manufacturing, inspections or repairs
B64U 101/28 UAVs specially adapted for particular uses or applications for manufacturing or servicing for painting or marking
B64U 101/29 UAVs specially adapted for particular uses or applications for manufacturing or servicing for cleaning
B64U 101/30 UAVs specially adapted for particular uses or applications for imaging, photography or videography
B64U 101/31 UAVs specially adapted for particular uses or applications for imaging, photography or videography for surveillance
B64U 101/32 UAVs specially adapted for particular uses or applications for imaging, photography or videography for cartography or topography
B64U 101/35 UAVs specially adapted for particular uses or applications for science, e.g. meteorology
B64U 101/40 UAVs specially adapted for particular uses or applications for agriculture or forestry operations
B64U 101/45 UAVs specially adapted for particular uses or applications for releasing liquids or powders in-flight, e.g. crop-dusting
B64U 101/47 UAVs specially adapted for particular uses or applications for releasing liquids or powders in-flight, e.g. crop-dusting for fire fighting
B64U 101/55 UAVs specially adapted for particular uses or applications for medical use
B64U 101/56 UAVs specially adapted for particular uses or applications for medical use for locating missing persons or animals
B64U 101/57 UAVs specially adapted for particular uses or applications for medical use for bringing emergency supplies to persons or animals in danger, e.g. ropes or life vests
B64U 101/58 UAVs specially adapted for particular uses or applications for medical use for medical evacuation, i.e. the transportation of persons or animals to a place where they can receive medical care
B64U 101/60 UAVs specially adapted for particular uses or applications for transporting goods other than weapons
B64U 101/61 UAVs specially adapted for particular uses or applications for transporting goods other than weapons for transporting passengers
B64U 101/64 UAVs specially adapted for particular uses or applications for transporting goods other than weapons for parcel delivery or retrieval
B64U 101/66 UAVs specially adapted for particular uses or applications for transporting goods other than weapons for parcel delivery or retrieval for retrieving parcels
B64U 101/67 UAVs specially adapted for particular uses or applications for transporting goods other than weapons the UAVs comprising tethers for lowering the goods
B64U 101/69 UAVs specially adapted for particular uses or applications for transporting goods other than weapons the UAVs provided with means for airdropping goods, e.g. deploying a parachute during descent
B64U 101/70 UAVs specially adapted for particular uses or applications for use inside enclosed spaces, e.g. in buildings or in vehicles
B64U 101/75 UAVs specially adapted for particular uses or applications for extra-terrestrial use, e.g. on the Moon or Mars