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CPC Main Group
D04B 23/00

Flat warp knitting machines

10 direct subcodes

Child Classifications

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  • D04B 23/02 with two sets of needles
  • D04B 23/04 with independently-movable knitting needles
  • D04B 23/06 for producing fabrics consisting of, or incorporating, elastic threads
  • D04B 23/08 with provision for incorporating pile threads
  • D04B 23/10 for knitting through thread, fleece, or fabric layers, or around elongated core material
  • D04B 23/12 with provision for incorporating unlooped wefts extending from selvedge to selvedge
  • D04B 23/14 with provision for incorporating small auxiliary elements, e.g. for decorative purposes
  • D04B 23/22 with special thread-guiding means
  • D04B 23/24 with cut needle presser arrangements to produce patterns

Top Applicants

Top 10 applicants by patent filingsfor class D04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. P&G (PROCTER & GAMBLE COMPANY) US 1,303
  2. TORAY INDUSTRIES JP 899
  3. KIMBERLY-CLARK CORPORATION US 856
  4. NIKE INNOVATE US 852
  5. NIKE US 749
  6. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 569
  7. SHIMA SEIKI MANUFACTURING JP 469
  8. SAINT-GOBAIN ISOVER FR 468
  9. REIFENHAEUSER & COMPANY MASCHINENFABRIK DE 462
  10. NIKE INNOVATE NL 363