combined with another jet-propulsion plant

Introduced: January 1980

Full Title

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof > combined with another jet-propulsion plant

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

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F02K 9/76 with another rocket-engine plant; Multistage rocket-engine plants since 1980 +2 CPC IPC+CPC Available in IPC and CPC
F02K 9/78 with an air-breathing jet-propulsion plant (with a ram-jet engine F02K7/18) since 1980 IPC+CPC Available in IPC and CPC

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

Class F02,2013–2023, worldwide · Source: EPO PATSTAT