Skip to content

Patent Classification Explorer PCE

Search Classifications

Search for IPC and CPC classification codes or keywords

C
C21
C21D
C21D 2211/00
C21D 2211/009

CPC Subgroup Additional Only

C21D 2211/009

Pearlite

Full Title

Microstructure comprising significant phases > Pearlite

CPC C21D 2211/009

No direct equivalent in IPC

9 CPC-only subgroups

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

Imprint Privacy mtc.berlin depa.tech patscenar.io

© 2026 mtc.berlin