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DIFF Subgroup
B43K 19/16

Making non-propelling pencils (making slate-pencil writing-cores B28D)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Making non-propelling pencils

CPC: Making non-propelling pencils (making slate-pencil writing-cores B28D)

Full Title

Full titles differ between systems:

IPC:

Non-propelling pencils; Styles; Crayons; Chalks > Making non-propelling pencils

CPC:

Non-propelling pencils; Styles; Crayons; Chalks (batik pencils, cord-line chalkers B44D3/00; writing-core compositions for pencils, crayon compositions, chalk compositions C09D13/00) > Making non-propelling pencils (making slate-pencil writing-cores B28D)

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

Child Classifications

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  • B43K 19/18 Making pencil writing-cores 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