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CPC Definition - Subclass B64G

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Last Updated Version: 2025.01
B64G
COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
Definition statement

This place covers:

  • Cosmonautic vehicles.
  • Observing or tracking cosmonautic vehicles.
  • Tools specially adapted for use in space.
  • Space suits.
  • Simulating cosmonautic conditions.
  • Cosmonautics not otherwise provided for.
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Apparatus for, or methods of, winning materials from extraterrestrial sources

E21C 51/00

Cosmonautic vehicles
Definition statement

This place covers:

Satellites and other vehicles intended for use in space or on other celestial bodies.

Components specially adapted therefor.

{Launch systems}
Definition statement

This place covers:

Systems for launching spacecraft, e.g. rockets.

Space elevators.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Payload connectors

B64G 1/641

Separators

B64G 1/645

Rockets

F42B 15/00

{Air launch}
Definition statement

This place covers:

Launching using aircraft.

Illustrative example of subject matter classified in this group:

media22.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Flying units formed by separate aircraft

B64C 37/02

Aircraft transported by aircraft

B64D 5/00

{Reusable launch rockets or boosters}
Definition statement

This place covers:

Rockets for launching spacecraft which are intended for multiple launches.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Space shuttles

B64G 1/14

Artificial satellites; Systems of such satellites; Interplanetary vehicles (space shuttles B64G 1/14)
Definition statement

This place covers:

  • Spacecraft characterised by the type or purpose.
  • Shapes or forms of spacecraft.
  • Satellite constellations.
References
Limiting references

This place does not cover:

Space shuttles

B64G 1/14

Application-oriented references

Examples of places where the subject matter of this place is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:

Radio transmission active relay systems using satellites

H04B 7/185

Informative references

Attention is drawn to the following places, which may be of interest for search:

Shapes or forms adapted for gravity gradient control

B64G 1/34

{Communications satellites}
Relationships with other classification places

Communication aspects of communication satellites are classified in H04B 7/185.

{Navigation satellites}
Definition statement

This place covers:

Satellites for providing navigation signals, e.g. GPS.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Navigation systems

G01S 5/145

Satellite radio beacon positioning systems

G01S 19/00

{Earth observation satellites}
Definition statement

This place covers:

Satellites for observing the earth, e.g. for surveillance, meteorology or cartography.

{using optical means for mapping, surveying or detection, e.g. of intelligence}
Definition statement

This place covers:

Illustrative example of subject matter classified in this group:

media0.png

{Space science}
Definition statement

This place covers:

Spacecraft specially adapted for scientific research relating to the cosmos or microgravity environments.

{specifically adapted for astronomy}
Definition statement

This place covers:

For example, space telescopes.

{Planetary landers intended for the exploration of the surface of planets, moons or comets}
Definition statement

This place covers:

Spacecraft which come to rest on the surface of celestial bodies other than the earth.

Illustrative example of subject matter classified in this group:

media1.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Planetary rovers

B64G 1/16

{Maintenance satellites (refuelling in space B64G 1/4024)}
Definition statement

This place covers:

Spacecraft for maintaining the position, attitude or operation of other spacecraft, e.g. space tugs or resupply.

Illustrative example of subject matter classified in this group:

media2.png

References
Limiting references

This place does not cover:

Refuelling in space

B64G 1/4024

{for debris removal}
Definition statement

This place covers:

Systems for clearing debris from orbit.

Illustrative example of subject matter classified in this group:

media3.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Rendezvous or docking of spacecraft

B64G 1/646

{Swarms and constellations}
Definition statement

This place covers:

Multiple satellites in orbit working together as a system.

Illustrative example of subject matter classified in this group:

media4.png

manned
Definition statement

This place covers:

Manned space stations and space vehicles.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Manned space shuttles

B64G 1/14

Space shuttles {(reusable launch rockets B64G 1/006)}
Definition statement

This place covers:

Reusable space vehicles for transportation between the earth and space.

References
Limiting references

This place does not cover:

Reusable launch rockets or boosters

B64G 1/006

Extraterrestrial cars
Definition statement

This place covers:

Manned or unmanned land vehicles specially adapted for use on other celestial bodies, e.g. Mars rovers.

Extraterrestrial air vehicles.

Illustrative example of subject matter classified in this group:

media5.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Land vehicle aspects

B60 - B62

Balloons

B64B

Air vehicle aspects

B64C

Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
Definition statement

This place covers:

Structural aspects of satellites, e.g. the frames of satellites.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Body structures common to spacecraft and aircraft

B64C 1/00

{for deploying structures between a stowed and deployed state}
Definition statement

This place covers:

Spacecraft components which are deployed after launch from a stowed state, e.g. foldable solar panels.

Mechanisms for deploying such components.

Illustrative example of subject matter classified in this group:

media6.png

{Modular spacecraft systems}
Definition statement

This place covers:

Spacecraft having modular structures or systems.

First illustrative example of subject matter classified in this group:

media7.png

Second illustrative example of subject matter classified in this group:

media8.png

{Special coatings for spacecraft}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Coating compositions

C09D

{Damping of high-frequency vibration effects on spacecraft elements, e.g. by using acoustic vibration dampers}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Vibration damping in general

F16F

Guiding or controlling apparatus, e.g. for attitude control
Definition statement

This place covers:

  • Attitude detection and control.
  • Orbit detection and control.
  • Position detection and control, e.g. station-keeping.
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Attitude control by solar sailing

B64G 1/407

Tracking space vehicles

B64G 3/00

Jet propulsion plants

F02K

Navigation or navigational instruments

G01C

Control of position, course, altitude or attitude of space vehicles in general

G05D 1/00

{Orbits and trajectories}
Definition statement

This place covers:

  • Control and modification of orbits.
  • Transfer orbits during operation or end-of-life.
  • Position control, e.g. station-keeping.
Synonyms and Keywords

In patent documents, the following abbreviations are often used:

HEO

"High Earth Orbit" or "Highly Elliptical Orbit"

{Spacecraft control systems}
Definition statement

This place covers:

Data processing systems for orbit, attitude or position control.

Mathematical concepts relating to orbit, attitude or position control.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Manner for effecting attitude changes, e.g. using jets

B64G 1/26 – B64G 1/34

using jets
Definition statement

This place covers:

Systems which expel propellant to effect attitude or position control.

Illustrative example of subject matter classified in this group:

media23.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Details of the jet device used in spacecraft

B64G 1/40

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefore; Control thereof

F02K 9/00

Producing a reactive propulsive thrust

F03H

{Spin-stabilised spacecraft}
Definition statement

This place covers:

Spacecraft which are stabilised in attitude by spinning about a primary axis.

Control of any such spin.

Illustrative example of subject matter classified in this group:

media9.png

{using reaction wheels}
Definition statement

This place covers:

Spacecraft which use rotating flywheels for attitude orientation.

{using momentum wheels}
Definition statement

This place covers:

Spacecraft which use rotating flywheels for attitude stabilisaton.

{using control momentum gyroscopes (CMGs)}
Definition statement

This place covers:

Spacecraft which use gimbaled rotors for attitude control.

Illustrative example of subject matter classified in this group:

media10.png

using earth's magnetic field
Definition statement

This place covers:

Systems for interacting with the magnetic field of the earth or other celestial body to control orbit, attitude or position of the spacecraft.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Using sensors for detecting or measuring the magnetic field

B64G 1/366

using gravity gradient
Definition statement

This place covers:

Systems for interacting with the gravitational field of the earth or other celestial body to control orbit, attitude or position of the spacecraft.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Using sensors for detecting or measuring the gravitational field

B64G 1/368

using sensors, e.g. sun-sensors, horizon sensors
Definition statement

This place covers:

Type of sensor used for position control and station keeping.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Sensors, per se

G01C 21/00

{using star sensors}
Definition statement

This place covers:

Sensors which detect the position of stars to determine attitude or position.

{using sun sensors}
Definition statement

This place covers:

Sensors which detect the position of the sun to determine attitude or position.

{using horizon or Earth sensors}
Definition statement

This place covers:

Sensors which detect the position of the Earth or points thereon to determine attitude or position.

{using magnetometers}
Definition statement

This place covers:

Sensors which detect or measure surrounding magnetic fields to determine attitude or position.

{using gravimeters}
Definition statement

This place covers:

Sensors which detect gravitational fields to determine attitude or position.

damping of oscillations, e.g. nutation dampers
Definition statement

This place covers:

Damping of oscillations in attitude or position of the spacecraft, often due to external perturbations.

Arrangements or adaptations of propulsion systems
Definition statement

This place covers:

Types of propulsion systems for cosmonautic vehicles and arrangements thereof.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Using jets

B64G 1/26

Power supply systems

B64G 1/42

Jet-propulsion plants

F02K

Producing a reactive propulsive thrust, not otherwise provided for

F03H

Special rules of classification

Details of propulsion systems used as attitude or position control jets proper for B64G 1/26 are still classified within B64G 1/40 as applicable.

Propulsion systems using tethers are placed only in B64G 1/40.

{Air-breathing propulsion}
Definition statement

This place covers:

Propulsion systems using intake air to create thrust.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Rockets combined with air-breathing jet-propulsion plant

F02K 9/78

{Liquid propellant rocket engines (Ion or plasma engines B64G 1/413; Arcjets and other resistojets B64G 1/415)}
Definition statement

This place covers:

Spacecraft propulsion systems which use liquid or gaseous propellants, either alone (monopropellants) or in combination (bipropellants).

Air-breathing systems.

Illustrative example of subject matter classified in this group:

media11.png

References
Limiting references

This place does not cover:

Using ions or plasma

B64G 1/413

Arcjets and other resistojets

B64G 1/415

Informative references

Attention is drawn to the following places, which may be of interest for search:

Liquid or gas propellant rockets, per se

F02K 9/42

{Propellant tanks; Feeding propellants}
Definition statement

This place covers:

Arrangements for storing and feeding propellants within spacecraft.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Feeding propellants, per se

F02K 9/44

Means for supplying the propellant

F03H 1/0012

Vessels for containing or storing compressed, liquefied or solidified gases

F17C

{refuelling in space}
Definition statement

This place covers:

Arrangements for transferring fuel or fuel tanks between spacecraft in space.

Probes and receivers for fuelling spacecraft in space.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Maintenance satellites

B64G 1/1078

Transmitting power to other spacecraft

B64G 1/4282

Refuelling on ground

B64G 5/00

{providing propellant to propulsion systems of differing type}
Definition statement

This place covers:

Systems which selectively or additionally provide propellant to differing types of thrusters.

Illustrative example of the subject matter classified in this group:

media12.png

{Solid propellant rocket engines}
Definition statement

This place covers:

Spacecraft propulsion systems which use solid propellant.

Illustrative example of subject matter classified in this group:

media13.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Solid propellant rockets, per se

F02K 9/08

{Hybrid rocket engines}
Definition statement

This place covers:

Spacecraft propulsion systems which use a combination of liquid propellants and solid propellants within the same propulsion plant.

Illustrative example of subject matter classified in this group:

media14.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Hybrid rocket engines, per se

F02K 9/72

{Solar sailing}
Definition statement

This place covers:

Spacecraft propulsion which uses radiation pressure, such as by solar wind or lasers, acting upon spacecraft surfaces.

Attitude control using such radiation pressure.

Illustrative example of subject matter classified in this group:

media15.png

{Nuclear spacecraft propulsion}
Definition statement

This place covers:

Spacecraft propulsion systems involving nuclear reactions to produce thrust, e.g. nuclear thermal propulsion.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Nuclear power generation

B64G 1/422

{Unconventional spacecraft propulsion systems}
Definition statement

This place covers:

Spacecraft propulsion systems without mass expulsion, e.g. using photons or magnetic fields.

Spacecraft propulsion systems which violate known laws of physics.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Propulsion systems using photons or without mass expulsion, per se

F03H

{Ion or plasma engines}
Definition statement

This place covers:

Spacecraft propulsion which expel ions or plasma (ions and electrons) to produce a reactive propulsive thrust.

Illustrative example of subject matter classified in this group:

media16.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Ion or plasma engines, per se

F03H 1/00

{Arcjets or resistojets}
Definition statement

This place covers:

Spacecraft propulsion systems which use an electrical discharge (arc) or other form of electrical heating to heat the propellant to produce thrust.

Illustrative example of subject matter classified in this group:

media17.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Arcjets, per se

F03H 1/00

{Electromagnetic fields or flux without mass expulsion}
Definition statement

This place covers:

Systems which use or interact solely with electromagnetic properties to propel a spacecraft.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Expelling ions, plasma or the like

B64G 1/413

Arrangements or adaptations of power supply systems
Definition statement

This place covers:

Types of power supply systems for cosmonautic vehicles and arrangements thereof.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Propulsion systems

B64G 1/40

Circuits for supplying or distributing electrical power; Systems for storing electrical energy

H02J

{Non-solar power generation}
Definition statement

This place covers:

Systems for deriving electrical energy from sources other than sunlight.

{Nuclear power generation}
Definition statement

This place covers:

Systems for deriving electrical energy from nuclear reactions.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Nuclear spacecraft propulsion

B64G 1/408

Nuclear reactors, power plants

G21B, G21C, G21D

{Fuel cells}
Definition statement

This place covers:

Systems for deriving electrical energy from the chemical reaction within a generator, wherein the reactants, typically hydrogen and oxygen, are supplied from outside of the generator.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Fuel cells, per se

H01M 8/00

{Power storage}
Definition statement

This place covers:

Systems and arrangements in the spacecraft for storing power.

{Flywheels}
Definition statement

This place covers:

Systems for storing power in mechanical form using rotating flywheels.

Illustrative example of subject matter classified in this group:

media18.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Flywheel power storage, per se

H02J 15/007

{Thermal power storage}
Definition statement

This place covers:

Systems for storing power in the form of thermal energy.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Thermal energy storage, in general

F28D 20/00

{Power distribution and management}
Definition statement

This place covers:

Systems and arrangements for distributing and regulating spacecraft power.

Spacecraft systems for transmitting space-generated power to earth-based locations.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Power supply and distribution in general

H02J

{for transmitting power to earth or other spacecraft}
Definition statement

This place covers:

Spacecraft systems for transmitting space-generated power to locations on earth or other celestial bodies, or for use by other spacecraft.

using radiation, e.g. deployable solar arrays
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Solar cells per se

H10F 10/00

{Photovoltaic cell arrays}
Definition statement

This place covers:

Spacecraft systems and arrangements for deriving electrical energy through photovoltaics, e.g. solar panels.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Solar panels, per se

H02S

Solar cells, per se

H10F 10/00, H10F 19/00

{Thermal solar power generation}
Definition statement

This place covers:

Spacecraft systems and arrangements for deriving electrical energy from thermal energy generated by solar energy.

Illustrative example of subject matter classified in this group:

media19.png

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Solar thermal propulsion

B64G 1/40

Solar heat systems, in general

F24S

Arrangements or adaptations of devices for control of environment or living conditions
Definition statement

This place covers:

Systems and arrangements for controlling the environmental parameters within the spacecraft, e.g. life-support systems for occupants.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Space suits

B64G 6/00

for treatment of the atmosphere (B64G 1/50 takes precedence)
Definition statement

This place covers:

Arrangements for treating the atmosphere within the spacecraft, e.g. air conditioning or oxygen generation.

References
Limiting references

This place does not cover:

Arrangements or adaptations of devices for temperature control of environment or living conditions

B64G 1/50

Informative references

Attention is drawn to the following places, which may be of interest for search:

Filtering of particles from gases, waste gas removal or treatment

B01D 53/00

Air conditioning in general

F24F

for temperature control
Definition statement

This place covers:

Systems for regulating the temperature of the spacecraft or of its atmosphere or components.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Temperature control in general

G05D 23/00

{Radiator panels}
Definition statement

This place covers:

Panels, and arrangements thereof, for transferring heat between the spacecraft and the environment.

{Heat pipes}
Definition statement

This place covers:

Systems and arrangements using fluid, which undergoes a phase change, flowing through pipes to transfer heat.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Heat pipes, per se

F28D 15/02

Protection, safety or emergency devices; Survival aids
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Life-saving in general

A62

{Survival aids}
Definition statement

This place covers:

Devices for use by spacecraft occupants for survival in space or returning to earth.

Protection against radiation
Definition statement

This place covers:

Spacecraft arrangements for protection against ionising radiation, ions or plasma.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Protection against radiation in general

G21F

{shielding electronic equipment}
Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Radiation hardening

The process of making electrical components and circuits resistant to damage or malfunction caused by ionising radiation

Protection against meteoroids or space debris
Definition statement

This place covers:

Systems for protecting the spacecraft from impacts by natural or artificial space debris, e.g. shielding.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Meteoroid or space debris detectors

B64G 1/68

Tracking space debris

B64G 3/00

Thermal protection, e.g. heat shields
Definition statement

This place covers:

Arrangements for protecting the spacecraft from thermal loads, e.g. insulation.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Temperature control

B64G 1/50

Thermal insulation in general

F16L 59/00

Special rules of classification

Systems used to shield against thermal loads during re-entry are additionally attributed the symbol B64G 1/62. 

Crew or passenger accommodations
Definition statement

This place covers:

Systems and arrangements generally related to the occupancy of persons within a spacecraft, e.g. flight decks or sleeping quarters.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Arrangements for control of environment or living conditions

B64G 1/46

Systems for re-entry into the earth's atmosphere; Retarding or landing devices
Definition statement

This place covers:

Systems specially adapted for re-entry into the atmosphere.

Systems for slowing the descent into the atmosphere or landing upon a surface, e.g. landing legs.

{Retarding devices, e.g. retrorockets}
Definition statement

This place covers:

Devices for reducing or otherwise managing the speed at which a spacecraft descends.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Parachutes, per se

B64D 17/00, B64D 19/00

{Landing devices; Undercarriages}
Definition statement

This place covers:

Devices for aiding the landing of a spacecraft, e.g. ground contact sensors, or mitigating landing impacts, e.g. cushions.

Landing gear for spacecraft.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Landing gear, in general

B64C 25/00

Systems for coupling or separating cosmonautic vehicles or parts thereof, e.g. docking arrangements
Definition statement

This place covers:

Systems for coupling spacecraft sections together, or payloads to spacecraft or launch systems.

Systems for joining previously separate vehicles or components into combined vehicles or systems of vehicles.

Systems for separating vehicles or components of vehicles into individual vehicles or components.

Systems for releasing payloads, e.g. satellites from launch vehicles.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Assembling of space structures

B64G 99/00

{Interstage or payload connectors (docking systems B64G 1/646)}
Definition statement

This place covers:

Devices for coupling spacecraft sections together, or for coupling payloads to spacecraft or launchers, e.g. Marman clamps.

References
Limiting references

This place does not cover:

Docking systems

B64G 1/646

Informative references

Attention is drawn to the following places, which may be of interest for search:

Means for interconnecting rocket sections

F42B 15/36

{for arranging multiple satellites in a single launcher}
Definition statement

This place covers:

Systems in which multiple satellites are launched with a single launcher.

Illustrative example of subject matter classified in this group:

media20.png

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Piggyback

Using the excess space of a launcher to launch additional spacecraft

{arranged for independent deployment}
Definition statement

This place covers:

Arrangements of satellites in which each satellite may be deployed independently of any other satellite.

Illustrative example of subject matter classified in this group:

media21.png

{Separators}
Definition statement

This place covers:

Systems for separating spacecraft sections from each other.

Systems for separating payloads from spacecraft or launchers.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Equipment for deploying structures between a stowed and deployed state characterised by the deployment actuating mechanism

B64G 1/2229

Disconnecting rocket sections

F42B 15/36

{Pyrotechnics; Using heat}
Definition statement

This place covers:

Arrangements using a charge or other explosive means for separating the components.

Arrangements for burning or melting components to cause separation.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Blasting cartridges, i.e. case and explosive

F42B 3/00

Electric heating

H05B

{Docking or rendezvous systems (refuelling in space B64G 1/4024)}
Definition statement

This place covers:

Systems for approaching and joining individual spacecraft with each other.

References
Limiting references

This place does not cover:

Refuelling in space

B64G 1/4024

Informative references

Attention is drawn to the following places, which may be of interest for search:

Satellites for servicing other satellites

B64G 1/1078

Rendezvous trajectories, in general

B64G 1/242

Special rules of classification

Systems for clearing space debris are classified only in B64G 1/1078.

{Tethers}
Definition statement

This place covers:

Spacecraft systems which are coupled together by tethers.

Arrangements or adaptations of apparatus or instruments, not otherwise provided for
Definition statement

This place covers:

Antennas, flight deck control sticks, indicators and other equipment specially adapted for spacecraft use, not provided for elsewhere.

References
References out of a residual place

Examples of places in relation to which this place is residual:

Adaptations to antennas for use in satellites

H01Q 1/28

of meteoroid or space debris detectors
Definition statement

This place covers:

Devices for detecting meteoroids and other space debris.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Protection against meteoroids or debris

B64G 1/56

Tracking space debris or decommissioned vehicles

B64G 3/00

Observing or tracking cosmonautic vehicles
Definition statement

This place covers:

Observing or tracking spacecraft, space stations or other natural or artificial debris.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Radio or other wave systems for navigating or tracking

G01S

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Ephemeris

Tables, or the collection of tables in books or data files, giving the calculated positions of celestial objects at regular intervals throughout a period.

Tools specially adapted for use in space
Definition statement

This place covers:

Tools specially adapted for use in space or on spacecraft, e.g. robotic arms.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Robot arms

B25J 1/00

Ground equipment for vehicles, e.g. starting towers, fuelling arrangements (B64G 3/00 takes precedence)
Definition statement

This place covers:

Starting towers, fuelling arrangements, transportation devices and other ground equipment for assisting the operation of spacecraft prior to or during launch.

References
Limiting references

This place does not cover:

Observing or tracking cosmonautic vehicles

B64G 3/00

Space suits
Definition statement

This place covers:

Apparel for use in space.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

High-altitude pressure suits

A62B 17/008

Flight suits

B64D 10/00

Simulating cosmonautic conditions, e.g. for conditioning crews
Definition statement

This place covers:

  • Space simulators.
  • Training astronauts.
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Simulators for teaching or training purposes

G09B 9/00

Subject matter not provided for in other groups of this subclass
Definition statement

This place covers:

Constructions of structures specially adapted for use in space, not otherwise provided for.

Moon bases, and the like.

Manufacturing, assembling, maintenance or repairing in space.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Structural aspects of spacecraft, e.g. frames

B64G 1/22