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DIFF Subgroup
D07B 7/02

Machine details; Auxiliary devices

Introduced: September 1968

Full Title

Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines > Machine details; Auxiliary devices

Of 10 combined children, 6 exist in both systems.

4 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • D07B 7/021 CPC only CPC only
  • D07B 7/022 CPC only CPC only
  • D07B 7/025 CPC only CPC only
  • D07B 7/027 CPC only CPC only
  • D07B 7/04 Devices for imparting reverse rotation to bobbin- or reel cages IPC+CPC Available in IPC and CPC
  • D07B 7/06 Bearing supports or brakes for supply bobbins or reels IPC+CPC Available in IPC and CPC
  • D07B 7/08 Alarms or stop motions responsive to exhaustion or breakage of filamentary material fed from supply reels or bobbins IPC+CPC Available in IPC and CPC
  • D07B 7/10 Devices for taking-up or winding the finished rope or cable IPC+CPC Available in IPC and CPC
  • D07B 7/12 for softening, lubricating or impregnating ropes, cables, or component strands thereof IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class D07,2013–2023, worldwide · Source: EPO PATSTAT

  1. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 375
  2. BRIDGESTONE CORPORATION JP 198
  3. BEKAERT BE 187
  4. JIANGSU XINGDA STEEL TYRE CORD COMPANY 138
  5. BRIDGESTONE CORPORATION 134
  6. OTIS ELEVATOR COMPANY US 126
  7. GUIZHOU STEEL ROPE COMPANY 117
  8. MICHELIN RECHERCHE ET TECHNIQUE CH 105
  9. JIANGSU SAFETY STEEL WIRE ROPE COMPANY 90
  10. JIANGSU XINGDA STEEL CORD COMPANY 85

Top Applicants (CPC)

Class D07,2013–2023, worldwide · Source: EPO PATSTAT

  1. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 429
  2. BEKAERT BE 233
  3. BRIDGESTONE CORPORATION JP 218
  4. OTIS ELEVATOR COMPANY US 204
  5. MICHELIN RECHERCHE ET TECHNIQUE CH 154
  6. DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 151
  7. BRIDGESTONE CORPORATION 118
  8. KONE CORPORATION FI 100
  9. CONTINENTAL REIFEN DE 96
  10. SOLETANCHE FREYSSINET FR 90