DIFF Main Group
B66C 11/00 Trolleys or crabs, e.g. operating above runways (runways, tracks or trackways therefor B66C7/00; winch mechanisms B66D)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Trolleys or crabs, e.g. operating above runways
CPC: Trolleys or crabs, e.g. operating above runways (runways, tracks or trackways therefor B66C7/00; winch mechanisms B66D)
Full Title
Full titles differ between systems:
IPC:
Trolleys or crabs, e.g. operating above runways
CPC:
Trolleys or crabs, e.g. operating above runways (runways, tracks or trackways therefor B66C7/00; winch mechanisms B66D)
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
Child Classifications
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- B66C 11/02 with operating gear or operator's cabin suspended, or laterally offset, from runway or track IPC+CPC Available in IPC and CPC
- B66C 11/12 having hoisting gear adapted to special load-engaging elements and not otherwise provided for IPC+CPC Available in IPC and CPC
- B66C 11/14 adapted to operate on crane or bridge structure of particular configuration, e.g. on reinforced concrete girders of rectangular cross-section IPC+CPC Available in IPC and CPC
- B66C 11/16 Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B66,2013–2023, worldwide · Source: EPO PATSTAT
- INVENTIO CH 3,843
- OTIS ELEVATOR COMPANY US 3,709
- SGCC(STATE GRID CORPORATION OF CHINA) 2,987
- KONE CORPORATION FI 2,922
- TOSHIBA ELEVATOR COMPANY 2,922
- HITACHI 2,321
- MITSUBISHI ELECTRIC CORPORATION JP 2,287
- MITSUBISHI ELECTRIC CORPORATION 1,870
- HITACHI BUILDING SYSTEMS COMPANY 1,700
- ANHUI HELI COMPANY 1,325
Top Applicants (CPC)
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