Skip to content

Patent Classification Explorer PCE

Search Classifications

Search for IPC and CPC classification codes or keywords

B
B25
B25D
B25D 2222/00
B25D 2222/21
B25D 2222/31

CPC Subgroup Additional Only

B25D 2222/31

Bronze

Full Title

Materials of the tool or the workpiece > Metals > Bronze

CPC B25D 2222/31

No direct equivalent in IPC

10 CPC-only subgroups

B25D 2222/27 B25D 2222/33

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

Imprint Privacy mtc.berlin depa.tech patscenar.io

© 2026 mtc.berlin