CPC Scheme - B64G COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR

Version: 2025.05

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			CPC	COOPERATIVE PATENT CLASSIFICATION
			B64G	COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR [2024-01] NOTES This subclass covers only vehicles, equipment or the like, which are specially adapted for cosmonautics. This subclass does not cover vehicles and equipment applicable to both cosmonautics and aeronautics, which are covered by the appropriate aeronautical subclasses of class B64. In this subclass, the following term is used with the meaning indicated: "cosmonautics" includes all transport outside the earth's atmosphere, and thus includes artificial earth satellites, and interplanetary and interstellar travel.

B64G 1/00

Cosmonautic vehicles [2013-01]

B64G 1/002

{Launch systems} [2023-08]

WARNING

Group B64G 1/002 is impacted by reclassification into groups B64G 1/006 and B64G 1/008.
Groups B64G 1/002, B64G 1/006 and B64G 1/008 should be considered in order to perform a complete search.

B64G 1/005

. .

{Air launch} [2013-01]

B64G 1/006

. .

{Reusable launch rockets or boosters} [2023-08]

WARNING

Group B64G 1/006 is incomplete pending reclassification of documents from group B64G 1/002.
Groups B64G 1/002 and B64G 1/006 should be considered in order to perform a complete search.

B64G 1/008

. .

{Arrangement of launch rockets or boosters} [2023-08]

WARNING

Group B64G 1/008 is incomplete pending reclassification of documents from group B64G 1/002.
Groups B64G 1/002 and B64G 1/008 should be considered in order to perform a complete search.

B64G 1/10

Artificial satellites; Systems of such satellites; Interplanetary vehicles (space shuttles B64G 1/14) [2024-01]

B64G 1/1007

. .

{Communications satellites} [2024-01]

B64G 1/1014

. .

{Navigation satellites} [2024-01]

B64G 1/1021

. .

{Earth observation satellites} [2013-01]

B64G 1/1028

. . .

{using optical means for mapping, surveying or detection, e.g. of intelligence} [2023-08]

B64G 1/1035

. . .

{using radar for mapping, surveying or detection, e.g. of intelligence} [2023-08]

B64G 1/1042

. . .

{specifically adapted for meteorology} [2023-08]

B64G 1/105

. .

{Space science} [2013-01]

B64G 1/1057

. . .

{specifically adapted for astronomy} [2023-08]

B64G 1/1064

. . .

{specifically adapted for interplanetary, solar or interstellar exploration} [2023-08]

B64G 1/1071

. . . .

{Planetary landers intended for the exploration of the surface of planets, moons or comets} [2023-08]

B64G 1/1078

. .

{Maintenance satellites (refuelling in space B64G 1/4024)} [2024-08]

WARNING

Group B64G 1/1078 is impacted by reclassification into groups B64G 1/1081 and B64G 1/4024.
Groups B64G 1/1078, B64G 1/1081 and B64G 1/4024 should be considered in order to perform a complete search.

B64G 1/1081

. . .

{for debris removal} [2023-08]

WARNING

Group B64G 1/1081 is incomplete pending reclassification of documents from group B64G 1/1078.
Groups B64G 1/1078 and B64G 1/1081 should be considered in order to perform a complete search.

B64G 1/1085

. .

{Swarms and constellations} [2013-01]

B64G 1/12

. .

manned [2013-01]

B64G 1/14

Space shuttles {(reusable launch rockets B64G 1/006)} [2023-08]

B64G 1/16

Extraterrestrial cars [2024-01]

B64G 1/22

Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles [2013-01]

B64G 1/222

. .

{for deploying structures between a stowed and deployed state} [2023-08]

WARNING

Group B64G 1/222 is impacted by reclassification into groups B64G 1/2221, B64G 1/2222, B64G 1/2223, B64G 1/2224, B64G 1/2225, B64G 1/2226, B64G 1/2227, B64G 1/2228 and B64G 1/2229.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/2221

. . .

{characterised by the manner of deployment} [2023-08]

WARNING

Groups B64G 1/2221 - B64G 1/2227 are incomplete pending reclassification of documents from group B64G 1/222.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/2222

. . . .

{Folding} [2023-08]

B64G 1/2223

. . . . .

{via scissor linkage} [2023-08]

B64G 1/2224

. . . . .

{about multiple axes} [2023-08]

B64G 1/2225

. . . .

{Rolling or unfurling (B64G 1/2227 takes precedence)} [2023-08]

B64G 1/2226

. . . .

{Telescoping} [2023-08]

B64G 1/2227

. . . .

{Inflating} [2023-08]

B64G 1/2228

. . .

{characterised by the hold-down or release mechanisms} [2023-08]

WARNING

Group B64G 1/2228 is incomplete pending reclassification of documents from group B64G 1/222.
Groups B64G 1/222 and B64G 1/2228 should be considered in order to perform a complete search.

B64G 1/2229

. . .

{characterised by the deployment actuating mechanism (inflating B64G 1/2227)} [2023-08]

WARNING

Group B64G 1/2229 is incomplete pending reclassification of documents from group B64G 1/222.
Groups B64G 1/222 and B64G 1/2229 should be considered in order to perform a complete search.

B64G 1/223

. .

{Modular spacecraft systems} [2023-08]

B64G 1/226

. .

{Special coatings for spacecraft} [2013-01]

B64G 1/228

. .

{Damping of high-frequency vibration effects on spacecraft elements, e.g. by using acoustic vibration dampers} [2023-08]

B64G 1/24

. .

Guiding or controlling apparatus, e.g. for attitude control [2024-01]

B64G 1/242

. . .

{Orbits and trajectories} [2023-08]

WARNING

Group B64G 1/242 is impacted by reclassification into groups B64G 1/2421, B64G 1/2422, B64G 1/2423, B64G 1/2425, B64G 1/2427, B64G 1/2429 and B64G 1/244.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/2421

. . . .

{Aerobraking} [2023-08]

WARNING

Group B64G 1/2421 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2421 should be considered in order to perform a complete search.

B64G 1/2422

. . . .

{using Lagrange points, e.g. halo orbits} [2023-08]

WARNING

Group B64G 1/2422 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2422 should be considered in order to perform a complete search.

B64G 1/2423

. . . .

{Sun-synchronous orbits} [2023-08]

WARNING

Group B64G 1/2423 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2423 should be considered in order to perform a complete search.

B64G 1/2425

. . . .

{Geosynchronous orbits} [2023-08]

WARNING

Group B64G 1/2425 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2425 should be considered in order to perform a complete search.

B64G 1/2427

. . . .

{Transfer orbits} [2023-08]

WARNING

Group B64G 1/2427 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2427 should be considered in order to perform a complete search.

B64G 1/2429

. . . .

{Station keeping} [2023-08]

WARNING

Group B64G 1/2429 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/2429 should be considered in order to perform a complete search.

B64G 1/244

. . .

{Spacecraft control systems} [2023-08]

WARNING

Group B64G 1/244 is incomplete pending reclassification of documents from group B64G 1/242.
Groups B64G 1/242 and B64G 1/244 should be considered in order to perform a complete search.

B64G 1/245

. . . .

{Attitude control algorithms for spacecraft attitude control} [2023-08]

B64G 1/247

. . . .

{Advanced control concepts for autonomous, robotic spacecraft, e.g. by using artificial intelligence, neural networks or autonomous agents} [2023-08]

B64G 1/26

. . .

using jets [2023-08]

WARNING

Group B64G 1/26 is impacted by reclassification into groups B64G 1/262 and B64G 1/264.
Groups B64G 1/26, B64G 1/262 and B64G 1/264 should be considered in order to perform a complete search.

B64G 1/262

. . . .

{having adjustable angles, e.g. gimbaled thrusters} [2023-08]

WARNING

Groups B64G 1/262 and B64G 1/264 are incomplete pending reclassification of documents from group B64G 1/26.
Groups B64G 1/26, B64G 1/262 and B64G 1/264 should be considered in order to perform a complete search.

B64G 1/264

. . . . .

{mounted on adjustable booms or the like} [2023-08]

B64G 1/28

. . .

using inertia or gyro effect [2013-01]

B64G 1/281

. . . .

{Spin-stabilised spacecraft} [2013-01]

B64G 1/283

. . . .

{using reaction wheels} [2013-01]

B64G 1/285

. . . .

{using momentum wheels} [2013-01]

B64G 1/286

. . . .

{using control momentum gyroscopes (CMGs)} [2013-01]

B64G 1/32

. . .

using earth's magnetic field [2013-01]

B64G 1/34

. . .

using gravity gradient [2013-01]

B64G 1/36

. . .

using sensors, e.g. sun-sensors, horizon sensors [2013-01]

B64G 1/361

. . . .

{using star sensors} [2013-01]

B64G 1/363

. . . .

{using sun sensors} [2013-01]

B64G 1/365

. . . .

{using horizon or Earth sensors} [2013-01]

B64G 1/366

. . . .

{using magnetometers} [2013-01]

B64G 1/368

. . . .

{using gravimeters} [2013-01]

B64G 1/369

. . . .

{using gyroscopes as attitude sensors} [2023-08]

B64G 1/38

. . .

damping of oscillations, e.g. nutation dampers [2013-01]

B64G 1/40

. .

Arrangements or adaptations of propulsion systems [2024-01]

WARNING

Group B64G 1/40 is impacted by reclassification into group B64G 1/4005.
Groups B64G 1/40 and B64G 1/4005 should be considered in order to perform a complete search.

B64G 1/4005

. . .

{Air-breathing propulsion} [2023-08]

WARNING

Group B64G 1/4005 is incomplete pending reclassification of documents from groups B64G 1/40 and B64G 1/401.
Groups B64G 1/40, B64G 1/401 and B64G 1/4005 should be considered in order to perform a complete search.

B64G 1/401

. . .

{Liquid propellant rocket engines (Ion or plasma engines B64G 1/413; Arcjets and other resistojets B64G 1/415)} [2023-08]

WARNING

Group B64G 1/401 is impacted by reclassification into group B64G 1/4005.
Groups B64G 1/401 and B64G 1/4005 should be considered in order to perform a complete search.

B64G 1/402

. . .

{Propellant tanks; Feeding propellants} [2023-08]

WARNING

Group B64G 1/402 is impacted by reclassification into groups B64G 1/4021, B64G 1/4022, B64G 1/4024 and B64G 1/4026.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/4021

. . . .

{Tank construction; Details thereof} [2023-08]

WARNING

Group B64G 1/4021 is incomplete pending reclassification of documents from group B64G 1/402.
Groups B64G 1/402 and B64G 1/4021 should be considered in order to perform a complete search.

B64G 1/4022

. . . .

{Arrangements of tanks in or on spacecraft} [2023-08]

WARNING

Group B64G 1/4022 is incomplete pending reclassification of documents from group B64G 1/402.
Groups B64G 1/402 and B64G 1/4022 should be considered in order to perform a complete search.

B64G 1/4024

. . . .

{refuelling in space} [2024-08]

WARNING

Group B64G 1/4024 is incomplete pending reclassification of documents from groups B64G 1/1078 and B64G 1/402.
Groups B64G 1/1078, B64G 1/402 and B64G 1/4024 should be considered in order to perform a complete search.

B64G 1/4026

. . . .

{providing propellant to propulsion systems of differing type} [2023-08]

WARNING

Group B64G 1/4026 is incomplete pending reclassification of documents from group B64G 1/402.
Groups B64G 1/402 and B64G 1/4026 should be considered in order to perform a complete search.

B64G 1/403

. . .

{Solid propellant rocket engines} [2023-08]

B64G 1/404

. . . .

{Hybrid rocket engines} [2023-08]

B64G 1/405

(Frozen)

. . .

{Ion or plasma engines (per se F03H 1/00)} [2023-08]

WARNING

Group B64G 1/405 is no longer used for the classification of documents as of August 1, 2023.
The content of this group is being reclassified into groups B64G 1/411 and B64G 1/413.
Groups B64G 1/405, B64G 1/411 and B64G 1/413 should be considered in order to perform a complete search.

B64G 1/407

. . .

{Solar sailing} [2023-08]

B64G 1/408

. . .

{Nuclear spacecraft propulsion} [2013-01]

B64G 1/409

. . .

{Unconventional spacecraft propulsion systems} [2023-08]

WARNING

Group B64G 1/409 is impacted by reclassification into groups B64G 1/411 and B64G 1/417.
Groups B64G 1/409, B64G 1/411 and B64G 1/417 should be considered in order to perform a complete search.

B64G 1/411

. . .

{Electric propulsion} [2023-08]

WARNING

Group B64G 1/411 is incomplete pending reclassification of documents from groups B64G 1/405 and B64G 1/409.
Groups B64G 1/405, B64G 1/409 and B64G 1/411 should be considered in order to perform a complete search.

B64G 1/413

. . . .

{Ion or plasma engines} [2023-08]

WARNING

Group B64G 1/413 is incomplete pending reclassification of documents from group B64G 1/405.
Groups B64G 1/405 and B64G 1/413 should be considered in order to perform a complete search.

B64G 1/415

. . . .

{Arcjets or resistojets} [2023-08]

B64G 1/417

. . . .

{Electromagnetic fields or flux without mass expulsion} [2023-08]

WARNING

Group B64G 1/417 is incomplete pending reclassification of documents from group B64G 1/409.
Groups B64G 1/409 and B64G 1/417 should be considered in order to perform a complete search.

B64G 1/42

. .

Arrangements or adaptations of power supply systems [2024-01]

B64G 1/421

. . .

{Non-solar power generation} [2013-01]

B64G 1/422

. . . .

{Nuclear power generation} [2013-01]

B64G 1/423

. . . .

{Fuel cells} [2013-01]

B64G 1/425

. . .

{Power storage} [2013-01]

B64G 1/426

. . . .

{Flywheels} [2013-01]

B64G 1/427

. . . .

{Thermal power storage} [2013-01]

B64G 1/428

. . .

{Power distribution and management} [2023-08]

WARNING

Group B64G 1/428 is impacted by reclassification into group B64G 1/4282.
Groups B64G 1/428 and B64G 1/4282 should be considered in order to perform a complete search.

B64G 1/4282

. . . .

{for transmitting power to earth or other spacecraft} [2023-08]

WARNING

Group B64G 1/4282 is incomplete pending reclassification of documents from group B64G 1/428.
Groups B64G 1/428 and B64G 1/4282 should be considered in order to perform a complete search.

B64G 1/44

. . .

using radiation, e.g. deployable solar arrays [2024-01]

B64G 1/443

. . . .

{Photovoltaic cell arrays} [2013-01]

B64G 1/446

. . . .

{Thermal solar power generation} [2013-01]

B64G 1/46

. .

Arrangements or adaptations of devices for control of environment or living conditions [2024-01]

WARNING

Group B64G 1/46 is impacted by reclassification into group B64G 1/465.
Groups B64G 1/46 and B64G 1/465 should be considered in order to perform a complete search.

B64G 1/465

. . .

{for controlling gravity} [2023-08]

WARNING

Group B64G 1/465 is incomplete pending reclassification of documents from groups B64G 1/46 and B64G 1/60.
Groups B64G 1/46, B64G 1/465 and B64G 1/60 should be considered in order to perform a complete search.

B64G 1/48

. . .

for treatment of the atmosphere (B64G 1/50 takes precedence) [2024-01]

B64G 1/50

. . .

for temperature control [2024-01]

B64G 1/503

. . . .

{Radiator panels} [2013-01]

B64G 1/506

. . . .

{Heat pipes} [2013-01]

B64G 1/52

. .

Protection, safety or emergency devices; Survival aids [2024-01]

B64G 1/525

. . .

{Survival aids} [2023-08]

B64G 1/54

. . .

Protection against radiation [2024-01]

B64G 1/543

. . . .

{protecting the crew in manned spacecraft} [2013-01]

B64G 1/546

. . . .

{shielding electronic equipment} [2013-01]

B64G 1/56

. . .

Protection against meteoroids or space debris [2024-01]

B64G 1/58

. . .

Thermal protection, e.g. heat shields [2024-01]

B64G 1/60

. .

Crew or passenger accommodations [2023-08]

WARNING

Group B64G 1/60 is impacted by reclassification into group B64G 1/465.
Groups B64G 1/465 and B64G 1/60 should be considered in order to perform a complete search.

B64G 1/62

. .

Systems for re-entry into the earth's atmosphere; Retarding or landing devices [2023-08]

WARNING

Group B64G 1/62 is impacted by reclassification into groups B64G 1/623 and B64G 1/625.
Groups B64G 1/62, B64G 1/623 and B64G 1/625 should be considered in order to perform a complete search.

B64G 1/623

. . .

{Retarding devices, e.g. retrorockets} [2023-08]

WARNING

Group B64G 1/623 is incomplete pending reclassification of documents from group B64G 1/62.
Groups B64G 1/62 and B64G 1/623 should be considered in order to perform a complete search.

B64G 1/625

. . .

{Landing devices; Undercarriages} [2023-08]

WARNING

Group B64G 1/625 is incomplete pending reclassification of documents from group B64G 1/62.
Groups B64G 1/62 and B64G 1/625 should be considered in order to perform a complete search.

B64G 1/64

. .

Systems for coupling or separating cosmonautic vehicles or parts thereof, e.g. docking arrangements [2013-01]

B64G 1/641

. . .

{Interstage or payload connectors (docking systems B64G 1/646)} [2023-08]

WARNING

Group B64G 1/641 is impacted by reclassification into groups B64G 1/642, B64G 1/6425 and B64G 1/643.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/642

. . . .

{Clamps, e.g. Marman clamps} [2023-08]

WARNING

Group B64G 1/642 is incomplete pending reclassification of documents from group B64G 1/641.
Groups B64G 1/641 and B64G 1/642 should be considered in order to perform a complete search.

B64G 1/6425

. . . .

{arrangements for damping vibrations} [2023-08]

WARNING

Group B64G 1/6425 is incomplete pending reclassification of documents from group B64G 1/641.
Groups B64G 1/641 and B64G 1/6425 should be considered in order to perform a complete search.

B64G 1/643

. . . .

{for arranging multiple satellites in a single launcher} [2023-08]

WARNING

Group B64G 1/643 is incomplete pending reclassification of documents from group B64G 1/641.
Group B64G 1/643 is also impacted by reclassification into group B64G 1/644.
Groups B64G 1/641, B64G 1/643 and B64G 1/644 should be considered in order to perform a complete search.

B64G 1/644

. . . . .

{arranged for independent deployment} [2023-08]

WARNING

Group B64G 1/644 is incomplete pending reclassification of documents from group B64G 1/643.
Groups B64G 1/643 and B64G 1/644 should be considered in order to perform a complete search.

B64G 1/645

. . .

{Separators} [2023-08]

WARNING

Group B64G 1/645 is impacted by reclassification into groups B64G 1/6455, B64G 1/6457 and B64G 1/6459.
All groups listed in this Warning should be considered in order to perform a complete search.

B64G 1/6455

. . . .

{Pyrotechnics; Using heat} [2023-08]

WARNING

Group B64G 1/6455 is incomplete pending reclassification of documents from group B64G 1/645.
Groups B64G 1/645 and B64G 1/6455 should be considered in order to perform a complete search.

B64G 1/6457

. . . .

{Springs; Shape memory actuators} [2023-08]

WARNING

Group B64G 1/6457 is incomplete pending reclassification of documents from group B64G 1/645.
Groups B64G 1/645 and B64G 1/6457 should be considered in order to perform a complete search.

B64G 1/6459

. . . .

{Fluid-actuated} [2023-08]

WARNING

Group B64G 1/6459 is incomplete pending reclassification of documents from group B64G 1/645.
Groups B64G 1/645 and B64G 1/6459 should be considered in order to perform a complete search.

B64G 1/646

. . .

{Docking or rendezvous systems (refuelling in space B64G 1/4024)} [2024-08]

WARNING

Group B64G 1/646 is impacted by reclassification into groups B64G 1/6462 and B64G 1/6464.
Groups B64G 1/646, B64G 1/6462 and B64G 1/6464 should be considered in order to perform a complete search.

B64G 1/6462

. . . .

{characterised by the means for engaging other vehicles} [2023-08]

WARNING

Groups B64G 1/6462 and B64G 1/6464 are incomplete pending reclassification of documents from group B64G 1/646.
Groups B64G 1/646, B64G 1/6462 and B64G 1/6464 should be considered in order to perform a complete search.

B64G 1/6464

. . . . .

{Docking probes and receivers} [2023-08]

B64G 1/648

. . .

{Tethers} [2013-01]

B64G 1/66

. .

Arrangements or adaptations of apparatus or instruments, not otherwise provided for [2024-01]

B64G 1/68

. . .

of meteoroid or space debris detectors [2023-01]

B64G 3/00

Observing or tracking cosmonautic vehicles [2024-01]

B64G 4/00

Tools specially adapted for use in space [2013-01]

B64G 2004/005

{Robotic manipulator systems for use in space} [2013-01]

B64G 5/00

Ground equipment for vehicles, e.g. starting towers, fuelling arrangements (B64G 3/00 takes precedence) [2013-01]

B64G 2005/005

{Systems for launching spacecraft from a platform at sea} [2013-01]

B64G 6/00

Space suits [2013-01]

B64G 7/00

Simulating cosmonautic conditions, e.g. for conditioning crews [2024-01]

B64G 2007/005

{Space simulation vacuum chambers} [2013-01]

B64G 99/00

Subject matter not provided for in other groups of this subclass [2022-08]

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