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CPC Subgroup Additional Only
D10B 2331/061

polyetherketones, polyetheretherketones, e.g. PEEK

Full Title

Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products > polyethers > polyetherketones, polyetheretherketones, e.g. PEEK

Filing statistics

CPC D10B 2331/061 belongs to the parent subclass D10B, which recorded 64,251 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,763 in 2013 to 4,548 in 2023 (+21%), peaking at 7,652 applications in 2018. The most active applicants in class D10 are TORAY INDUSTRIES (1,074 applications), NIKE INNOVATE (776 applications) and NIKE (692 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor class D10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 1,074
  2. NIKE INNOVATE US 776
  3. NIKE US 692
  4. KOLON INDUSTRIES KR 477
  5. KIMBERLY-CLARK CORPORATION US 417
  6. P&G (PROCTER & GAMBLE COMPANY) US 366
  7. NIKE INNOVATE NL 345
  8. ASAHI KASEI JP 292
  9. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 283
  10. FEDERAL-MOGUL POWERTRAIN US 270