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PCE
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CPC Subgroup
B43K 19/18

Making pencil writing-cores

Full Title

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) > Making pencil writing-cores

Top Applicants

Top 10 applicants by patent filingsfor 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