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IPC Subgroup
D02G 3/1

Yarns or threads formed from collagenous materials, e.g. catgut

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 > Yarns or threads formed from collagenous materials, e.g. catgut

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

Related Keywords

CATGUT threads

Top Applicants

Top 10 applicants by patent filingsfor 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