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DIFF Subgroup
D02J 1/12

Modifying stretch/bulk properties of textured yarns or the like by after-treatment

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers > Modifying stretch/bulk properties of textured yarns or the like by after-treatment

CPC:

Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers (modifying only the surface D02J3/00) > Modifying stretch/bulk properties of textured yarns or the like by after-treatment

No child classifications to compare. This is a leaf node in both IPC and CPC.

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