CPC Subgroup
D01D 5/08 Melt spinning methods
Full Title
Formation of filaments, threads, or the like > Melt spinning methods
6 direct subcodes
Child Classifications
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- D01D 5/084 Heating filaments, threads or the like, leaving the spinnerettes
- D01D 5/088 Cooling filaments, threads or the like, leaving the spinnerettes
- D01D 5/096 Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes
- D01D 5/098 with simultaneous stretching
- D01D 5/10 using organic materials
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