B21G 3/20 from wire of indefinite length (by rolling B21G3/30)
Introduced: September 1968
Title
Titles differ between systems:
IPC: from wire of indefinite length
CPC: from wire of indefinite length (by rolling B21G3/30)
Full Title
Full titles differ between systems:
Making pins, nails, or the like > by operations not restricted to one of the groups > from wire of indefinite length
Making pins, nails, or the like (of pins with individual caps B21G5/00; of U-like shape B21G7/00; of split-pins B21G7/08) > by operations not restricted to one of the groups B21G3/12 - B21G3/16 (B21G3/06 - B21G3/10 take precedence) > from wire of indefinite length (by rolling B21G3/30)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- B21G 3/24 by simultaneously forming the head of one nail and the adjacent point of another IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B21,2013–2023, worldwide · Source: EPO PATSTAT
- JFE STEEL 2,318
- JFE STEEL JP 2,294
- POSCO (POHANG IRON AND STEEL COMPANY) KR 2,083
- NIPPON STEEL CORPORATION JP 1,650
- NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,631
- SMS GROUP DE 1,472
- BAOSHAN IRON & STEEL COMPANY 1,181
- SGCC(STATE GRID CORPORATION OF CHINA) 1,079
- ANHUI JIANGHUAI AUTOMOBILE 984
- HYUNDAI STEEL COMPANY KR 980
Top Applicants (CPC)
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