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CPC Subgroup
C06F 3/02

Wooden strip for matches or substitute therefor

Full Title

Chemical features in the manufacture of matches (ignition compositions C06B) > Wooden strip for matches or substitute therefor

Filing statistics

CPC C06F 3/02 belongs to the parent subclass C06F, which recorded 64 patent applications worldwide between 2013 and 2023. Annual filings declined from 6 in 2013 to 1 in 2023 (-83%), peaking at 18 applications in 2020. The most active applicants in class C06 are XIAN MODERN CHEMISTRY RESEARCH INSTITUTE (309 applications), BEIJING INSTITUTE OF TECHNOLOGY (295 applications) and INST. OF CHEMICAL MATERIAL, CHINA ACADEMY OF ENGINEERING PHYSICS (216 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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  • C06F 3/04 Chemical treatment before or after dipping, e.g. dyeing, impregnating

Top Applicants

Top 10 applicants by patent filingsfor class C06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. XIAN MODERN CHEMISTRY RESEARCH INSTITUTE 309
  2. BEIJING INSTITUTE OF TECHNOLOGY 295
  3. INST. OF CHEMICAL MATERIAL, CHINA ACADEMY OF ENGINEERING PHYSICS 216
  4. HUBEI INSTITUTE OF AEROSPACE CHEMOTECHNOLOGY 187
  5. NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 120
  6. DYNO NOBEL ASIA PACIFIC AU 108
  7. AGENCY FOR DEFENSE DEVELOPMENT KR 102
  8. DAICEL CORPORATION JP 102
  9. BAE SYSTEMS GB 91
  10. DYNO NOBEL US 88