DIFF Subgroup
B43L 5/02 having means for clamping sheets of paper thereto (drawing-pins B43M15/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: having means for clamping sheets of paper thereto
CPC: having means for clamping sheets of paper thereto (drawing-pins B43M15/00)
Full Title
Full titles differ between systems:
IPC:
Drawing-boards > having means for clamping sheets of paper thereto
CPC:
Drawing boards (drawing desks or tables A47B27/00, A47B85/02; stands for drawing-boards A47B97/04) > having means for clamping sheets of paper thereto (drawing-pins B43M15/00)
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class B43,2013–2023, worldwide · Source: EPO PATSTAT
- PILOT CORPORATION 1,100
- MITSUBISHI PENCIL COMPANY 818
- SOCIETE BIC FR 380
- MITSUBISHI PENCIL COMPANY JP 371
- PILOT CORPORATION JP 273
- DELI GROUP COMPANY 249
- SHANGHAI M&G STATIONERY 176
- PENTEL 169
- ZEBRA PEN CORPORATION 153
- GUANGZHOU SHIRUI ELECTRICAL TECHNOLOGY COMPANY 124
Top Applicants (CPC)
Class B43,2013–2023, worldwide · Source: EPO PATSTAT
- SOCIETE BIC FR 422
- MITSUBISHI PENCIL COMPANY JP 381
- PILOT CORPORATION JP 299
- MITSUBISHI PENCIL COMPANY 213
- PILOT CORPORATION 100
- WACOM COMPANY JP 89
- STAEDTLER MARS & COMPANY DE 87
- KOTOBUKI JP 82
- CRAYOLA US 78
- SANFORD US 73