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DIFF Main Group
B21H 7/00

Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons (nails, pins B21G3/30)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Making articles not provided for in groups , e.g. agricultural tools, dinner forks, knives, spoons

CPC: Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons (nails, pins B21G3/30)

Full Title

Full titles differ between systems:

IPC:

Making articles not provided for in groups , e.g. agricultural tools, dinner forks, knives, spoons

CPC:

Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons (nails, pins B21G3/30)

Of 12 combined children, 9 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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  • B21H 7/002 CPC only CPC only
  • B21H 7/005 CPC only CPC only
  • B21H 7/007 CPC only CPC only
  • B21H 7/02 spades; shovels IPC+CPC Available in IPC and CPC
  • B21H 7/04 hoes IPC+CPC Available in IPC and CPC
  • B21H 7/06 ploughshares; axes IPC+CPC Available in IPC and CPC
  • B21H 7/08 forks; rakes IPC+CPC Available in IPC and CPC
  • B21H 7/10 knives; sickles; scythes IPC+CPC Available in IPC and CPC
  • B21H 7/12 horse-shoes; articles of like shape, e.g. wear-resisting attachments for shoes IPC+CPC Available in IPC and CPC
  • B21H 7/14 knurled articles IPC+CPC Available in IPC and CPC
  • B21H 7/16 turbine blades; compressor blades; propeller blades IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B21,2013–2023, worldwide · Source: EPO PATSTAT

  1. JFE STEEL 2,318
  2. JFE STEEL JP 2,294
  3. POSCO (POHANG IRON AND STEEL COMPANY) KR 2,083
  4. NIPPON STEEL CORPORATION JP 1,650
  5. NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,631
  6. SMS GROUP DE 1,472
  7. BAOSHAN IRON & STEEL COMPANY 1,181
  8. SGCC(STATE GRID CORPORATION OF CHINA) 1,079
  9. ANHUI JIANGHUAI AUTOMOBILE 984
  10. HYUNDAI STEEL COMPANY KR 980

Top Applicants (CPC)

Class B21,2013–2023, worldwide · Source: EPO PATSTAT

  1. JFE STEEL JP 2,667
  2. NIPPON STEEL CORPORATION JP 2,049
  3. POSCO (POHANG IRON AND STEEL COMPANY) KR 1,967
  4. NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,800
  5. SMS GROUP DE 1,538
  6. JFE STEEL 1,150
  7. ARCELORMITTAL LU 1,142
  8. BAOSHAN IRON & STEEL COMPANY 821
  9. HYUNDAI STEEL COMPANY KR 808
  10. THYSSENKRUPP STEEL EUROPE DE 660