DIFF Main Group
B43K 7/00 Ball-point pens (; multiple-point writing implements B43K27/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Ball-point pens
CPC: Ball-point pens (; multiple-point writing implements B43K27/00)
Full Title
Full titles differ between systems:
IPC:
Ball-point pens
CPC:
Ball-point pens (; multiple-point writing implements B43K27/00)
Of 5 combined children, 4 exist in both systems.
1 codes are CPC-only extensions.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B43K 7/02 Ink reservoirs; Ink cartridges (B43K7/01 takes precedence) IPC+CPC Available in IPC and CPC
- B43K 7/10 Arrangements for feeding ink to the ball points (B43K7/01 takes precedence) +1 CPC IPC+CPC Available in IPC and CPC
- B43K 7/12 with retractable ball points (mechanisms for retracting or locking ball points B43K24/00) IPC+CPC Available in 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