CPC Subclass Not Allocatable
D02H WARPING, BEAMING OR LEASING
Description
D02H covers machinery and processes for preparing yarns prior to weaving or other fabric formation. It encompasses warping (arranging multiple yarns in parallel), beaming (winding warped yarns onto weaver's beams), and leasing (separating and organizing yarn groups for loom threading). This subclass includes equipment such as warping frames, beaming machines, lease rods, and related auxiliary apparatus used in textile manufacturing.
7 direct subcodes
Child Classifications
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- D02H 1/00 Creels, i.e. apparatus for supplying a multiplicity of individual threads
- D02H 11/00 Methods or apparatus not provided for in the preceding groups, e.g. for cleaning the warp
- D02H 13/00 Details of machines of the preceding groups
- D02H 3/00 Warping machines
- D02H 5/00 Beaming machines
- D02H 7/00 Combined warping and beaming machines
- D02H 9/00 Leasing
Top Applicants
Top 10 applicants by patent filingsfor class D02, 2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 443
- OERLIKON TEXTILE & COMPANY DE 242
- KOLON INDUSTRIES KR 232
- CONTINENTAL REIFEN DE 204
- JIANGNAN UNIVERSITY 193
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 178
- TMT MACHINERY 168
- NATIONAL DONG HWA UNIVERSITY 163
- WUHAN TEXTILE UNIVERSITY 153
- P&G (PROCTER & GAMBLE COMPANY) US 131