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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

F
F23
F23D
F23D 2209/00
F23D 2209/20

CPC Subgroup Additional Only

F23D 2209/20

Flame lift-off / stability

Full Title

Safety arrangements > Flame lift-off / stability

CPC F23D 2209/20

No direct equivalent in IPC

3 CPC-only subgroups

F23D 2209/10 F23D 2209/30

Data: WIPO (IPC), EPO/USPTO (CPC) — CC BY 4.0

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