IPC Subgroup
D04B 35/22 Devices for preparatory treatment of threads
Introduced: September 1968
Last revised: January 2006
Full Title
Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for > Devices for preparatory treatment of threads
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- Subclass:
- KNITTING
2 direct subcodes
Child Classifications
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- D04B 35/24 by moistening or lubricating
- D04B 35/26 by heating
Top Applicants
Top 10 applicants by patent filingsfor class D04, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 887
- KIMBERLY-CLARK CORPORATION US 727
- TORAY INDUSTRIES JP 692
- NIKE US 633
- SEIKO EPSON CORPORATION 537
- TORAY INDUSTRIES 528
- NIKE INNOVATE US 522
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 479
- NATIONAL DONG HWA UNIVERSITY 439
- NINGBO CIXING COMPANY 425