CPC Subgroup
D01F 11/06 of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Full Title
Chemical after-treatment of artificial filaments or the like during manufacture > of synthetic polymers > of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Top Applicants
Top 10 applicants by patent filingsfor class D01, 2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 1,268
- MASCHINENFABRIK RIETER CH 1,200
- NATIONAL DONG HWA UNIVERSITY 955
- LENZING AT 602
- P&G (PROCTER & GAMBLE COMPANY) US 594
- WUHAN TEXTILE UNIVERSITY 494
- TRUETZSCHLER & COMPANY DE 453
- KOLON INDUSTRIES KR 433
- OERLIKON TEXTILE & COMPANY DE 430
- CHINESE ACADEMY OF SCIENCES 412