IPC Main Group
D03C 17/00 Card-punching apparatus
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
PUNCHING of pattern cards for weaving
2 direct subcodes
Child Classifications
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- D03C 17/02 manually-controlled, i.e. holes to be punched determined by the operator
- D03C 17/06 automatic, i.e. design scanned optically or otherwise to control punching apparatus or to control loom jacquard directly
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