CPC Main Group Additional Only
B21B 2273/00 Path parameters
8 direct subcodes
Child Classifications
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- B21B 2273/02 Vertical deviation, e.g. slack, looper height
- B21B 2273/04 Lateral deviation, meandering, camber of product
- B21B 2273/06 Threading
- B21B 2273/12 End of product
- B21B 2273/18 Presence of product
- B21B 2273/20 Track of product
- B21B 2273/22 Aligning on rolling axis, e.g. of roll calibers
- B21B 2273/24 Web positioning
Top Applicants
Top 10 applicants by patent filingsfor class B21, 2013–2023, worldwide · Source: EPO PATSTAT
- JFE STEEL JP 2,667
- NIPPON STEEL CORPORATION JP 2,049
- POSCO (POHANG IRON AND STEEL COMPANY) KR 1,967
- NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,800
- SMS GROUP DE 1,538
- JFE STEEL 1,150
- ARCELORMITTAL LU 1,142
- BAOSHAN IRON & STEEL COMPANY 821
- HYUNDAI STEEL COMPANY KR 808
- THYSSENKRUPP STEEL EUROPE DE 660