DIFF Subgroup
D02G 1/16 using jets or streams of turbulent gases, e.g. air, steam
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Producing crimped or curled fibres, filaments, yarns or threads, giving them latent characteristics > using jets or streams of turbulent gases, e.g. air, steam
CPC:
Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics (yarns per se D02G3/00; during formation of artificial filaments, threads, or the like D01D5/22; general aspects of chemical treatment D06M) > using jets or streams of turbulent gases, e.g. air, steam
Of 6 combined children, 0 exist in both systems.
6 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class D02,2013–2023, worldwide · Source: EPO PATSTAT
- JIANGNAN UNIVERSITY 383
- TORAY INDUSTRIES JP 349
- TORAY INDUSTRIES 281
- OERLIKON TEXTILE & COMPANY DE 224
- CONTINENTAL REIFEN DE 208
- NATIONAL DONG HWA UNIVERSITY 203
- KOLON INDUSTRIES KR 188
- WUHAN TEXTILE UNIVERSITY 184
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 176
- TMT MACHINERY 155
Top Applicants (CPC)
Class D02,2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 443
- OERLIKON TEXTILE & COMPANY DE 242
- KOLON INDUSTRIES KR 232
- CONTINENTAL REIFEN DE 204
- JIANGNAN UNIVERSITY 193
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 178
- TMT MACHINERY 168
- NATIONAL DONG HWA UNIVERSITY 163
- WUHAN TEXTILE UNIVERSITY 153
- P&G (PROCTER & GAMBLE COMPANY) US 131