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CPC Subgroup
D01G 15/02

Carding machines

Full Title

Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines (de-burring apparatus or machines operating independently D01B) > Carding machines

7 direct subcodes

Child Classifications

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  • D01G 15/08 with flats or like members or endless card sheets operating in association with a main cylinder
  • D01G 15/10 with other apparatus, e.g. drafting devices, in integral or closely-associated combination (web-dividing apparatus D01G15/46; burr-crushing or removing arrangements D01G15/94)
  • D01G 15/70 Arrangements for producing decorative or fancy effects in products
  • D01G 15/72 Arrangements for returning waste to be re-carded
  • D01G 15/74 Air draught arrangements (air draught arrangements for stripping or for removing dust or fly D01G15/76)

Top Applicants

Top 10 applicants by patent filingsfor class D01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 1,268
  2. MASCHINENFABRIK RIETER CH 1,200
  3. NATIONAL DONG HWA UNIVERSITY 955
  4. LENZING AT 602
  5. P&G (PROCTER & GAMBLE COMPANY) US 594
  6. WUHAN TEXTILE UNIVERSITY 494
  7. TRUETZSCHLER & COMPANY DE 453
  8. KOLON INDUSTRIES KR 433
  9. OERLIKON TEXTILE & COMPANY DE 430
  10. CHINESE ACADEMY OF SCIENCES 412