CPC Subgroup Additional Only
B66C 2700/012 Trolleys or runways
Full Title
Cranes > General aspects of mobile cranes, overhead travelling cranes, gantry cranes, loading bridges, cranes for building ships on slipways, cranes for foundries or cranes for public works > Trolleys or runways
3 direct subcodes
Child Classifications
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- B66C 2700/014 Devices for trolleys running on monorails
- B66C 2700/017 Installations characterised by their destination or by the load-engaging element for as far as the trolley is essential
- B66C 2700/018 Construction details related to the trolley movement
Top Applicants
Top 10 applicants by patent filingsfor class B66, 2013–2023, worldwide · Source: EPO PATSTAT
- INVENTIO CH 3,939
- OTIS ELEVATOR COMPANY US 3,810
- KONE CORPORATION FI 3,008
- MITSUBISHI ELECTRIC CORPORATION JP 2,333
- MITSUBISHI ELECTRIC CORPORATION 1,254
- HITACHI 1,195
- OTIS ELEVATOR COMPANY 1,065
- SGCC(STATE GRID CORPORATION OF CHINA) 961
- INVENTIO 828
- CROWN EQUIPMENT CORPORATION US 828