DIFF Subgroup
D07B 3/04 and are arranged in tandem along the axis of the machine
Introduced: September 1968
Full Title
General-purpose machines or apparatus for producing twisted ropes or cables from component strands of the same or different material > in which the supply reels rotate about the axis of the rope or cable > and are arranged in tandem along the axis of the machine
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class D07,2013–2023, worldwide · Source: EPO PATSTAT
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 375
- BRIDGESTONE CORPORATION JP 198
- BEKAERT BE 187
- JIANGSU XINGDA STEEL TYRE CORD COMPANY 138
- BRIDGESTONE CORPORATION 134
- OTIS ELEVATOR COMPANY US 126
- GUIZHOU STEEL ROPE COMPANY 117
- MICHELIN RECHERCHE ET TECHNIQUE CH 105
- JIANGSU SAFETY STEEL WIRE ROPE COMPANY 90
- JIANGSU XINGDA STEEL CORD COMPANY 85
Top Applicants (CPC)
Class D07,2013–2023, worldwide · Source: EPO PATSTAT
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 429
- BEKAERT BE 233
- BRIDGESTONE CORPORATION JP 218
- OTIS ELEVATOR COMPANY US 204
- MICHELIN RECHERCHE ET TECHNIQUE CH 154
- DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 151
- BRIDGESTONE CORPORATION 118
- KONE CORPORATION FI 100
- CONTINENTAL REIFEN DE 96
- SOLETANCHE FREYSSINET FR 90