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 liftEmpennagesArrangements 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 RotorsRotor 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 supportsArrangements 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 rotorsOn-board mechanical arrangements for in-flight adjustment of the base configuration
B64U 40/10 On-board mechanical arrangements for adjusting control surfaces or rotorsOn-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 rotorsOn-board mechanical arrangements for in-flight adjustment of the base configuration for in-flight adjustment of the base configuration
B64U 50/00 PropulsionPower 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 recharging batteriesTransport 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 dropping bombsUAVs 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 life-saving or rescue operationsUAVs specially adapted for particular uses or applications for medical use
B64U 101/56 UAVs specially adapted for particular uses or applications for life-saving or rescue operationsUAVs 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 life-saving or rescue operationsUAVs 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 life-saving or rescue operationsUAVs 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 passengersUAVs 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 passengersUAVs 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 passengersUAVs 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 passengersUAVs 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 passengersUAVs 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 passengersUAVs 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