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PCE
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DIFF Subgroup
D03C 1/26

Facilitating engagement of lifting-hooks with draw-knives

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Dobbies > Features common to dobbies of different types > Facilitating engagement of lifting-hooks with draw-knives

CPC:

Dobbies > Features common to dobbies of different types (stop motions acting on defective operation of shedding mechanisms D03D51/46) > Facilitating engagement of lifting-hooks with draw-knives

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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  • D03C 1/28 by creating and then eliminating back-lash between hooks and knives IPC+CPC Available in IPC and CPC
  • D03C 1/30 wherein all the hooks are disengaged from the knives, and selected hooks then re-engaged IPC+CPC Available in IPC and CPC
  • D03C 1/32 wherein all the hooks are engaged with the knives, and unselected hooks then disengaged IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class D03,2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 461
  2. TORAY INDUSTRIES 324
  3. SHANDONG RIFA TEXTILE MACHINERY COMPANY 279
  4. TOYOTA INDUSTRIES CORPORATION 260
  5. JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 259
  6. ZHEJIANG SCI TECH UNIVERSITY 244
  7. PICANOL BE 213
  8. TOYOTA INDUSTRIES CORPORATION JP 192
  9. FEDERAL-MOGUL POWERTRAIN US 175
  10. NATIONAL DONG HWA UNIVERSITY 171

Top Applicants (CPC)

Class D03,2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 517
  2. PICANOL BE 214
  3. TOYOTA INDUSTRIES CORPORATION 210
  4. JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 202
  5. SANKO TEKSTIL ISLETMELERI SAN. VE TIC. TR 196
  6. TOYOTA INDUSTRIES CORPORATION JP 193
  7. FEDERAL-MOGUL POWERTRAIN US 188
  8. SAFRAN AIRCRAFT ENGINES FR 187
  9. SAFRAN FR 168
  10. ASAHI KASEI JP 150