Patent Classification Explorer PCE

DIFF Main Group

F21S 9/00

Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply

Introduced: September 1968

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

Child Classifications

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F21S 9/02 the power supply being a battery or accumulator +3 CPC IPC+CPC Available in IPC and CPC
F21S 9/04 the power supply being a generator +2 CPC IPC+CPC Available in IPC and CPC