Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
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

Navigate with arrow keys, Enter to open

Top Applicants

Top Applicants (IPC)

Class D02,2013–2023, worldwide · Source: EPO PATSTAT

  1. JIANGNAN UNIVERSITY 383
  2. TORAY INDUSTRIES JP 349
  3. TORAY INDUSTRIES 281
  4. OERLIKON TEXTILE & COMPANY DE 224
  5. CONTINENTAL REIFEN DE 208
  6. NATIONAL DONG HWA UNIVERSITY 203
  7. KOLON INDUSTRIES KR 188
  8. WUHAN TEXTILE UNIVERSITY 184
  9. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 176
  10. TMT MACHINERY 155

Top Applicants (CPC)

Class D02,2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 443
  2. OERLIKON TEXTILE & COMPANY DE 242
  3. KOLON INDUSTRIES KR 232
  4. CONTINENTAL REIFEN DE 204
  5. JIANGNAN UNIVERSITY 193
  6. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 178
  7. TMT MACHINERY 168
  8. NATIONAL DONG HWA UNIVERSITY 163
  9. WUHAN TEXTILE UNIVERSITY 153
  10. P&G (PROCTER & GAMBLE COMPANY) US 131