CPC Subgroup
B43L 13/10 Pantographic instruments for copying, enlarging, or diminishing (arrangements for copying in machine tools B23Q)
Full Title
Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for (stencils for surface decoration B44D) > Pantographic instruments for copying, enlarging, or diminishing (arrangements for copying in machine tools B23Q)
1 direct subcode
Child Classifications
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- B43L 13/12 Multiple writing devices
Top Applicants
Top 10 applicants by patent filingsfor 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