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PCE
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DIFF Subgroup
B43K 23/02

with means for preventing rolling (B43K23/004 - B43K23/012 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: with means for preventing rolling

CPC: with means for preventing rolling (B43K23/004 - B43K23/012 take precedence)

Full Title

Full titles differ between systems:

IPC:

Holders or connectors for writing implements; Means for protecting the writing-points > with means for preventing rolling

CPC:

Holders or connectors for writing implements; Means for protecting the writing-points > with means for preventing rolling (B43K23/004 - B43K23/012 take precedence)

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • B43K 23/04 enabling the writing implement to be set upright IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B43,2013–2023, worldwide · Source: EPO PATSTAT

  1. PILOT CORPORATION 1,100
  2. MITSUBISHI PENCIL COMPANY 818
  3. SOCIETE BIC FR 380
  4. MITSUBISHI PENCIL COMPANY JP 371
  5. PILOT CORPORATION JP 273
  6. DELI GROUP COMPANY 249
  7. SHANGHAI M&G STATIONERY 176
  8. PENTEL 169
  9. ZEBRA PEN CORPORATION 153
  10. GUANGZHOU SHIRUI ELECTRICAL TECHNOLOGY COMPANY 124

Top Applicants (CPC)

Class B43,2013–2023, worldwide · Source: EPO PATSTAT

  1. SOCIETE BIC FR 422
  2. MITSUBISHI PENCIL COMPANY JP 381
  3. PILOT CORPORATION JP 299
  4. MITSUBISHI PENCIL COMPANY 213
  5. PILOT CORPORATION 100
  6. WACOM COMPANY JP 89
  7. STAEDTLER MARS & COMPANY DE 87
  8. KOTOBUKI JP 82
  9. CRAYOLA US 78
  10. SANFORD US 73