Skip to content

Patent Classification Explorer PCE

Search Classifications

Search for IPC and CPC classification codes or keywords

B
B21
B21B
B21B 2271/00
B21B 2271/06

CPC Subgroup Additional Only

B21B 2271/06

Mill spring

Full Title

Mill stand parameters > Mill spring

CPC B21B 2271/06

No direct equivalent in IPC

2 CPC-only subgroups

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

Imprint Privacy mtc.berlin depa.tech patscenar.io

© 2026 mtc.berlin