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IPC Subclass
D04B

KNITTING

Introduced: September 1968

Classification Context

Section:
TEXTILES; PAPER
Class:
BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
Subclass:
KNITTING

Description

D04B covers the machinery, processes, and techniques for producing knitted fabrics and garments. This includes knitting machines of all types (flat-bed, circular, warp, and hand-operated), as well as the mechanical systems controlling yarn feeding, needle action, and fabric formation. The classification encompasses plain knitting, patterned knitting, and specialized knit structures, along with related finishing operations and control mechanisms for knitting equipment. Adjacent classes D04C and D04D address lace-making and non-woven fabrics respectively, while D04A covers braiding and related processes.

Related Keywords

BEAMING thread for knittingknitted FABRICSKNITTINGPATTERN(S) for knitted fabricsknitted PILE(S) fabricsWARP(S) in knitting machines or knitted fabricsWEFT(S) in knitting machines of knitted fabrics

19 direct subcodes

Child Classifications

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  • D04B 19/00 Unravelling knitted fabrics
  • D04B 33/00 Crocheting tools or apparatus
  • D04B 5/00 Weft knitting apparatus or machines without needles for domestic use

Top Applicants

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

  1. P&G (PROCTER & GAMBLE COMPANY) US 887
  2. KIMBERLY-CLARK CORPORATION US 727
  3. TORAY INDUSTRIES JP 692
  4. NIKE US 633
  5. SEIKO EPSON CORPORATION 537
  6. TORAY INDUSTRIES 528
  7. NIKE INNOVATE US 522
  8. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 479
  9. NATIONAL DONG HWA UNIVERSITY 439
  10. NINGBO CIXING COMPANY 425