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PCE
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DIFF Subgroup
D02G 3/02

Yarns or threads characterised by the material or by the materials from which they are made

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for > Yarns or threads characterised by the material or by the materials from which they are made

CPC:

Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for (for producing crimped or curled yarns D02G1/00) > Yarns or threads characterised by the material or by the materials from which they are made

Of 8 combined children, 7 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • D02G 3/025 CPC only CPC only
  • D02G 3/06 Threads formed from strip material other than paper IPC+CPC Available in IPC and CPC
  • D02G 3/08 Paper yarns or threads IPC+CPC Available in IPC and CPC
  • D02G 3/10 Yarns or threads formed from collagenous materials, e.g. catgut IPC+CPC Available in IPC and CPC
  • D02G 3/12 Threads containing metallic filaments or strips IPC+CPC Available in IPC and CPC
  • D02G 3/14 Horse-hair threads 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