IPC Main Group
D03C 7/00 Leno or similar shedding mechanisms
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- WEAVING
- Subclass:
- SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
Related Keywords
LENO shedding for looms
4 direct subcodes
Child Classifications
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- D03C 7/02 Gauze healds
- D03C 7/04 Mechanisms having discs oscillating about a weftwise axis and having apertures for warp threads
- D03C 7/06 Mechanisms having eyed needles for moving warp threads from side to side of other warp threads
- D03C 7/08 Devices for twisting warp threads repeatedly in the same direction
Top Applicants
Top 10 applicants by patent filingsfor class D03, 2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 461
- TORAY INDUSTRIES 324
- SHANDONG RIFA TEXTILE MACHINERY COMPANY 279
- TOYOTA INDUSTRIES CORPORATION 260
- JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 259
- ZHEJIANG SCI TECH UNIVERSITY 244
- PICANOL BE 213
- TOYOTA INDUSTRIES CORPORATION JP 192
- FEDERAL-MOGUL POWERTRAIN US 175
- NATIONAL DONG HWA UNIVERSITY 171