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Patent Classification Explorer PCE

Search Classifications

Search for IPC and CPC classification codes or keywords

B
B31
B31B
B31B 2247/00

CPC Main Group Additional Only

B31B 2247/00

Manual operations for making bags or boxes

CPC B31B 2247/00

No direct equivalent in IPC

10 CPC-only subgroups

8 IPC-only subgroups

B31B 2241/00 B31B 50/00

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

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