IPC Subgroup
D02G 3/02 Yarns or threads characterised by the material or by the materials from which they are made
Introduced: September 1968
Last revised: January 2006
Full Title
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
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- Subclass:
- CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS
7 direct subcodes
Child Classifications
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- D02G 3/04 Blended or other yarns or threads containing components made from different materials
- D02G 3/06 Threads formed from strip material other than paper
- D02G 3/08 Paper yarns or threads
- D02G 3/1 Yarns or threads formed from collagenous materials, e.g. catgut
- D02G 3/12 Threads containing metallic filaments or strips
- D02G 3/14 Horse-hair threads
- D02G 3/16 Yarns or threads made from mineral substances
Top Applicants
Top 10 applicants by patent filingsfor 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