DIFF Subgroup
B43L 9/22 Leg-angle adjusting-means separate from pivots
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Circular curve-drawing or like instruments > Features common to compasses, dividers, or callipers > Leg-angle adjusting-means separate from pivots
CPC:
Circular curve-drawing or like instruments (curve rulers or templets B43L13/00) > Features common to compasses, dividers, and callipers > Leg-angle adjusting-means separate from pivots
No child classifications to compare. This is a leaf node in both IPC and CPC.
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