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CPC
COOPERATIVE PATENT CLASSIFICATION
B64U
UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR [2023-01]
NOTES

  • This subclass covers:
    • vehicles which are specially adapted for unmanned aeronautical use and the equipment therefor.
  • This subclass does not cover:
    • computer control systems for the control of position, course, altitude or attitude, which are covered by group G05D 1/00;
    • traffic control of UAVs, which is covered by group G08G 5/00.
  • Aircraft or equipment applicable to both manned and unmanned use should be classified in this subclass and in the subclasses of class B64 which are appropriate for the manned use.
  • Details or features of UAVs and their equipment which are not covered by this subclass should be classified in the relevant subclasses of class B64.
  • In this subclass it is desirable to add the indexing codes of group B64U 2101/00, covering particular uses or applications of the UAVs.
B64U 10/00
Type of UAV [2023-01]
B64U 10/10
.
Rotorcrafts [2023-01]
WARNING

B64U 10/11
. .
Autogyros [2023-01]
WARNING

B64U 10/13
. .
Flying platforms [2023-01]
WARNING

B64U 10/14
. . .
with four distinct rotor axes, e.g. quadcopters [2023-01]
WARNING

B64U 10/16
. . .
with five or more distinct rotor axes, e.g. octocopters [2023-01]
WARNING

B64U 10/17
. .
Helicopters (flying platforms B64U 10/13) [2023-01]
WARNING

B64U 10/20
.
Vertical take-off and landing [VTOL] aircraft (flying platforms B64U 10/13; helicopters B64U 10/17) [2023-01]
WARNING

B64U 10/25
.
Fixed-wing aircraft (VTOL aircraft B64U 10/20) [2023-01]
WARNING

B64U 10/30
.
Lighter-than-air aircraft, e.g. aerostatic aircraft [2023-01]
WARNING

B64U 10/40
.
Ornithopters [2023-01]
WARNING

B64U 10/50
.
Glider-type UAVs, e.g. with parachute, parasail or kite (for landing B64U 70/83) [2023-01]
WARNING

B64U 10/60
.
Tethered aircraft [2023-01]
WARNING

B64U 10/70
.
Convertible aircraft, e.g. convertible into land vehicles [2023-01]
WARNING

B64U 10/80
.
UAVs characterised by their small size, e.g. micro air vehicles [MAV] [2023-01]
WARNING

B64U 20/00
Constructional aspects of UAVs (of lift-producing means B64U 30/00) [2023-01]
B64U 20/10
.
for stealth, e.g. reduction of cross-section detectable by radars [2023-01]
B64U 20/20
.
for noise reduction [2023-01]
B64U 20/30
.
for safety, e.g. with frangible components (rotor guards B64U 30/299) [2023-01]
B64U 20/40
.
Modular UAVs [2023-01]
B64U 20/50
.
Foldable or collapsible UAVs (with frangible components B64U 20/30) [2023-01]
WARNING

B64U 20/60
.
UAVs characterised by the material [2023-01]
B64U 20/65
. .
Composite materials [2023-01]
B64U 20/70
.
Constructional aspects of the UAV body [2023-01]
B64U 20/73
. .
Monocoque body [2023-01]
B64U 20/75
. .
the body formed by joined shells or by a shell overlaying a chassis [2023-01]
B64U 20/77
. .
the body being formed integrally with wings or rotor supports [2023-01]
B64U 20/80
.
Arrangement of on-board electronics, e.g. avionics systems or wiring [2023-01]
B64U 20/83
. .
Electronic components structurally integrated with aircraft elements, e.g. circuit boards carrying loads [2023-01]
B64U 20/87
. .
Mounting of imaging devices, e.g. mounting of gimbals [2023-01]
WARNING

B64U 20/90
.
Cooling [2023-01]
B64U 20/92
. .
of avionics [2023-01]
B64U 20/94
. .
of rotors or rotor motors [2023-01]
B64U 20/96
. .
using air [2023-01]
B64U 20/98
. .
using liquid, e.g. using lubrication oil [2023-01]
B64U 30/00
Means for producing lift; Empennages; Arrangements thereof [2023-01]
WARNING

B64U 30/10
.
Wings [2023-01]
WARNING

B64U 30/12
. .
Variable or detachable wings, e.g. wings with adjustable sweep [2023-01]
WARNING

B64U 30/14
. . .
detachable [2023-01]
WARNING

B64U 30/16
. . .
movable along the UAV body [2023-01]
WARNING

B64U 30/20
.
Rotors; Rotor supports [2023-01]
WARNING

B64U 30/21
. .
Rotary wings [2023-01]
WARNING

B64U 30/24
. .
Coaxial rotors [2023-01]
WARNING

B64U 30/26
. .
Ducted or shrouded rotors [2023-01]
WARNING

B64U 30/27
. .
Rim-driven rotors [2023-01]
WARNING

B64U 30/29
. .
Constructional aspects of rotors or rotor supports; Arrangements thereof [2023-01]
WARNING

B64U 30/291
. . .
Detachable rotors or rotor supports [2023-01]
B64U 30/292
. . . .
Rotors or rotor supports specially adapted for quick release [2023-01]
B64U 30/293
. . .
Foldable or collapsible rotors or rotor supports [2023-01]
B64U 30/294
. . .
Rotors arranged in the UAV body [2023-01]
B64U 30/295
. . .
Rotors arranged in the wings [2023-01]
B64U 30/296
. . .
Rotors with variable spatial positions relative to the UAV body (foldable or collapsible rotors B64U 30/293) [2023-01]
B64U 30/297
. . . .
Tilting rotors [2023-01]
B64U 30/298
. . .
Helicopter flybars [2023-01]
B64U 30/299
. . .
Rotor guards (ducted or shrouded rotors B64U 30/26; guards used as ground propulsion B64U 60/60) [2023-01]
B64U 30/30
.
Lift-producing means using radial airflow [2023-01]
WARNING

B64U 30/40
.
Empennages, e.g. V-tails (foldable or collapsible UAVs B64U 20/50) [2023-01]
WARNING

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 (control of position, course, altitude or attitude of air or space vehicles, e.g. automatic pilot, G05D 1/00) [2023-01]
WARNING

B64U 40/10
.
for adjusting control surfaces or rotors [2023-01]
B64U 40/20
.
for in-flight adjustment of the base configuration [2023-01]
B64U 50/00
Propulsion; Power supply [2023-01]
WARNING

B64U 50/10
.
Propulsion (rotors specially adapted for rotorcraft or VTOL B64U 30/20) [2023-01]
WARNING

B64U 50/11
. .
using internal combustion piston engines [2023-01]
B64U 50/12
. .
using turbine engines, e.g. turbojets or turbofans [2023-01]
B64U 50/13
. .
using external fans or propellers [2023-01]
WARNING

B64U 50/14
. . .
ducted or shrouded [2023-01]
WARNING

B64U 50/15
. .
using combustion exhausts other than turbojets or turbofans, e.g. using rockets, ramjets, scramjets or pulse-reactors [2023-01]
B64U 50/16
. .
using means other than air displacement or combustion exhaust, e.g. water or magnetic levitation [2023-01]
B64U 50/18
. .
Thrust vectoring [2023-01]
B64U 50/19
. .
using electrically powered motors [2023-01]
WARNING

B64U 50/20
.
Transmission of mechanical power to rotors or propellers [2023-01]
WARNING

B64U 50/23
. .
with each propulsion means having an individual motor [2023-01]
B64U 50/27
. .
with a single motor serving two or more rotors or propellers [2023-01]
B64U 50/30
.
Supply or distribution of electrical power [2024-01]
WARNING

B64U 50/31
. .
generated by photovoltaics [2024-01]
WARNING

B64U 50/32
. .
generated by fuel cells [2023-01]
B64U 50/33
. .
generated by combustion engines [2023-01]
B64U 50/34
. .
In-flight charging (photovoltaics B64U 50/31) [2023-01]
WARNING

B64U 50/35
. . .
by wireless transmission, e.g. by induction [2023-01]
WARNING

B64U 50/36
. . .
by wind turbines, e.g. ram air turbines [RAT] [2023-01]
WARNING

B64U 50/37
. .
Charging when not in flight [2023-01]
WARNING

B64U 50/38
. . .
by wireless transmission [2023-01]
B64U 50/39
. .
Battery swapping [2023-01]
WARNING

B64U 60/00
Undercarriages [2023-01]
WARNING

B64U 60/10
.
specially adapted for use on water [2023-01]
B64U 60/20
.
specially adapted for uneven terrain [2023-01]
B64U 60/30
.
detachable from the body [2023-01]
B64U 60/40
.
foldable or retractable [2023-01]
B64U 60/50
.
with landing legs [2023-01]
B64U 60/55
. .
the legs being also used as ground propulsion [2023-01]
B64U 60/60
.
with rolling cages [2023-01]
B64U 60/70
.
Movable wings, rotor supports or shrouds acting as ground-engaging elements [2023-01]
B64U 70/00
Launching, take-off or landing arrangements [2023-01]
WARNING

B64U 70/10
.
for releasing or capturing UAVs by hand [2023-01]
WARNING

B64U 70/20
.
for releasing or capturing UAVs in flight by another aircraft [2023-01]
WARNING

B64U 70/30
.
for capturing UAVs in flight by ground or sea-based arresting gear, e.g. by a cable or a net [2023-01]
WARNING

B64U 70/40
.
Landing characterised by flight manoeuvres, e.g. deep stall [2023-01]
WARNING

B64U 70/50
.
Launching from storage containers, e.g. from submarine missile tubes [2023-01]
WARNING

B64U 70/60
.
Take-off or landing of UAVs from a runway using their own power [2023-01]
WARNING

B64U 70/70
.
Launching or landing using catapults, tracks or rails (launching from storage containers B64U 70/50) [2023-01]
WARNING

B64U 70/80
.
Vertical take-off or landing, e.g. using rockets (rotorcrafts B64U 10/10; VTOL aircraft B64U 10/20) [2023-01]
WARNING

B64U 70/83
. .
using parachutes, balloons or the like [2023-01]
WARNING

B64U 70/87
. .
using inflatable cushions [2023-01]
WARNING

B64U 70/90
.
Launching from or landing on platforms [2023-01]
WARNING

B64U 70/92
. .
Portable platforms [2023-01]
B64U 70/93
. . .
for use on a land or nautical vehicle [2023-01]
B64U 70/95
. .
Means for guiding the landing UAV towards the platform, e.g. lighting means [2023-01]
B64U 70/97
. .
Means for guiding the UAV to a specific location on the platform, e.g. platform structures preventing landing off-centre [2023-01]
B64U 70/99
. .
Means for retaining the UAV on the platform, e.g. dogs or magnets [2023-01]
B64U 80/00
Transport or storage specially adapted for UAVs [2023-01]
WARNING

B64U 80/10
.
with means for moving the UAV to a supply or launch location, e.g. robotic arms or carousels [2023-01]
WARNING

B64U 80/20
.
with arrangements for servicing the UAV [2023-01]
WARNING

B64U 80/25
. .
for recharging batteries; for refuelling [2023-01]
B64U 80/30
.
with arrangements for data transmission [2023-01]
WARNING

B64U 80/40
.
for two or more UAVs [2023-01]
WARNING

B64U 80/50
.
the UAVs being disassembled [2023-01]
WARNING

B64U 80/60
.
by wearable objects, e.g. garments or helmets [2023-01]
WARNING

B64U 80/70
.
in containers (B64U 80/60 takes precedence) [2023-01]
WARNING

B64U 80/80
.
by vehicles [2023-01]
WARNING

B64U 80/82
. .
Airborne vehicles [2023-01]
B64U 80/84
. .
Waterborne vehicles [2023-01]
B64U 80/86
. .
Land vehicles [2023-01]
Indexing scheme associated with groups B64U 10/00 - B64U 80/00 [2023-01]
B64U 2101/00
UAVs specially adapted for particular uses or applications [2023-01]
WARNING

B64U 2101/05
.
for sports or gaming, e.g. drone racing [2023-01]
WARNING

B64U 2101/10
.
for generating power to be supplied to a remote station, e.g. UAVs with solar panels [2023-01]
WARNING

B64U 2101/15
.
for conventional or electronic warfare [2023-01]
WARNING

B64U 2101/16
. .
for controlling, capturing or immobilising other vehicles [2023-01]
WARNING

B64U 2101/17
. .
for detecting, disrupting or countering communications [2023-01]
WARNING

B64U 2101/18
. .
for dropping bombs; for firing ammunition [2023-01]
WARNING

B64U 2101/19
. .
for use as targets or decoys [2023-01]
WARNING

B64U 2101/20
.
for use as communications relays, e.g. high-altitude platforms [2023-01]
WARNING

B64U 2101/21
. .
for providing Internet access [2023-01]
WARNING

B64U 2101/23
. .
for providing telephone services [2023-01]
WARNING

B64U 2101/24
. .
for use as flying displays, e.g. advertising or billboards [2023-01]
WARNING

B64U 2101/25
.
for manufacturing or servicing [2023-01]
WARNING

  • Groups B64U 2101/25 - B64U 2101/29 are incomplete pending reclassification of documents from group B64U 2101/00.
    All groups listed in this Warning should be considered in order to perform a complete search.
B64U 2101/26
. .
for manufacturing, inspections or repairs [2023-01]
B64U 2101/28
. .
for painting or marking [2023-01]
B64U 2101/29
. .
for cleaning [2023-01]
B64U 2101/30
.
for imaging, photography or videography [2023-01]
WARNING

B64U 2101/31
. .
for surveillance [2023-01]
WARNING

B64U 2101/32
. .
for cartography or topography [2023-01]
WARNING

B64U 2101/35
.
for science, e.g. meteorology [2023-01]
WARNING

B64U 2101/40
.
for agriculture or forestry operations [2023-01]
WARNING

B64U 2101/45
.
for releasing liquids or powders in-flight, e.g. crop-dusting [2023-01]
WARNING

B64U 2101/47
. .
for fire fighting [2023-01]
B64U 2101/55
.
for life-saving or rescue operations; for medical use [2023-01]
WARNING

  • Groups B64U 2101/55 - B64U 2101/58 are incomplete pending reclassification of documents from group B64U 2101/00.
    All groups listed in this Warning should be considered in order to perform a complete search.
B64U 2101/56
. .
for locating missing persons or animals [2023-01]
B64U 2101/57
. .
for bringing emergency supplies to persons or animals in danger, e.g. ropes or life vests [2023-01]
B64U 2101/58
. .
for medical evacuation, i.e. the transportation of persons or animals to a place where they can receive medical care [2023-01]
B64U 2101/60
.
for transporting passengers; for transporting goods other than weapons [2023-01]
WARNING

B64U 2101/61
. .
for transporting passengers [2023-01]
WARNING

B64U 2101/64
. .
for parcel delivery or retrieval [2023-01]
WARNING

B64U 2101/66
. . .
for retrieving parcels [2023-01]
B64U 2101/67
. .
the UAVs comprising tethers for lowering the goods [2023-01]
WARNING

B64U 2101/69
. .
the UAVs provided with means for airdropping goods, e.g. deploying a parachute during descent [2023-01]
WARNING

B64U 2101/70
.
for use inside enclosed spaces, e.g. in buildings or in vehicles [2023-01]
WARNING

B64U 2101/75
.
for extra-terrestrial use, e.g. on the Moon or Mars [2023-01]
WARNING


B64U 2201/00
UAVs characterised by their flight controls [2023-01]
B64U 2201/10
.
autonomous, i.e. by navigating independently from ground or air stations, e.g. by using inertial navigation systems [INS] [2023-01]
B64U 2201/102
. .
adapted for flying in formations [2023-01]
B64U 2201/104
. .
using satellite radio beacon positioning systems, e.g. GPS [2023-01]
B64U 2201/20
.
Remote controls [2023-01]
B64U 2201/202
. .
using tethers for connecting to ground station [2023-01]