IPC Subgroup
B43K 23/08 Protecting means, e.g. caps
Introduced: January 1995
Last revised: January 2006
Full Title
Holders or connectors for writing implements; Means for protecting the writing-points > Protecting means, e.g. caps
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- Subclass:
- IMPLEMENTS FOR WRITING OR DRAWING
2 direct subcodes
Child Classifications
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- B43K 23/1 for pencils
- B43K 23/12 for pens
Top Applicants
Top 10 applicants by patent filingsfor 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