B66C 13/04 Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
Introduced: September 1968
Title
Titles differ between systems:
IPC: Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack
CPC: Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
Full Title
Full titles differ between systems:
Other constructional features or details > Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack
Other constructional features or details > Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B66C 13/06 for minimising or preventing longitudinal or transverse swinging of loads +2 CPC IPC+CPC Available in IPC and CPC
- B66C 13/08 for depositing loads in desired attitudes or positions +1 CPC IPC+CPC Available in IPC and CPC
- B66C 13/10 for preventing cable slack (control devices for rope, cable, or chain winding mechanisms, e.g. for controlling tensions, B66D1/40) +1 CPC 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