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DIFF Main Group
D02J 1/00

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)

Introduced: September 1968

Title

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

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)

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

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)

IPC and CPC are identically structured here. All 10 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • D02J 1/02 Bulking, e.g. looping (by crimping, by curling D02G) IPC+CPC Available in IPC and CPC
  • D02J 1/04 Compacting IPC+CPC Available in IPC and CPC
  • D02J 1/06 Imparting irregularity, e.g. slubbing or other non-uniform features, e.g. high- and low-shrinkage or strengthened and weakened sections IPC+CPC Available in IPC and CPC
  • D02J 1/08 Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams IPC+CPC Available in IPC and CPC
  • D02J 1/12 Modifying stretch/bulk properties of textured yarns or the like by after-treatment IPC+CPC Available in IPC and CPC
  • D02J 1/14 Rendering uniform or evening non-uniform features IPC+CPC Available in IPC and CPC
  • D02J 1/16 Rubbing or similar working, e.g. to redistribute or remove fibres IPC+CPC Available in IPC and CPC
  • D02J 1/18 Separating or spreading IPC+CPC Available in IPC and CPC
  • D02J 1/20 Stressing or stress-relieving, e.g. by vibration or subjection to electrostatic stress or electric discharge IPC+CPC Available in 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