DIFF Main Group
D03C 1/00 Dobbies
Introduced: September 1968
Of 6 combined children, 5 exist in both systems.
1 codes are CPC-only extensions.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- D03C 1/02 Single-lift dobbies, i.e. dobbies in which the same draw-knife or equivalent operates for every pick (D03C1/10 takes precedence) IPC+CPC Available in IPC and CPC
- D03C 1/06 Double-lift dobbies, i.e. dobbies in which separate draw-knives or equivalent operate on alternate picks IPC+CPC Available in IPC and CPC
- D03C 1/10 Centre-shed dobbies, i.e. shed formed by lifting some threads and lowering the others from central shed-closed position IPC+CPC Available in IPC and CPC
- D03C 1/14 Features common to dobbies of different types (stop motions acting on defective operation of shedding mechanisms D03D51/46) +4 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
Class D03,2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 517
- PICANOL BE 214
- TOYOTA INDUSTRIES CORPORATION 210
- JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 202
- SANKO TEKSTIL ISLETMELERI SAN. VE TIC. TR 196
- TOYOTA INDUSTRIES CORPORATION JP 193
- FEDERAL-MOGUL POWERTRAIN US 188
- SAFRAN AIRCRAFT ENGINES FR 187
- SAFRAN FR 168
- ASAHI KASEI JP 150