B61B 12/00 Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00 (railway brakes B61H; turntables B61J1/06)
Introduced: July 1974
Title
Titles differ between systems:
IPC: Component parts, details, or accessories for rope railways or power-and-free systems not provided for in groups
CPC: Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00 (railway brakes B61H; turntables B61J1/06)
Full Title
Full titles differ between systems:
Component parts, details, or accessories for rope railways or power-and-free systems not provided for in groups
Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00 (railway brakes B61H; turntables B61J1/06)
Of 9 combined children, 6 exist in both systems.
3 codes are CPC-only extensions.
IPC defines codes here since 1974.
Child Classifications
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- B61B 12/02 Suspension of the load; Guiding means, e.g. wheels; Attaching traction cables since 1974 +3 CPC IPC+CPC Available in IPC and CPC
- B61B 12/06 Safety devices or measures against cable fracture since 1974 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B61,2013–2023, worldwide · Source: EPO PATSTAT
- SIEMENS MOBILITY DE 2,749
- CRRC QINGDAO SIFANG COMPANY 2,215
- SIEMENS DE 1,941
- ALSTOM TRANSPORT TECHNOLOGIES FR 1,514
- BYD COMPANY 1,371
- CRRC CHANGCHUN RAILWAY VEHICLES COMPANY 1,205
- CRRC ZHUZHOU LOCOMOTIVE COMPANY 1,165
- CRRC TANGSHAN COMPANY 1,119
- BOMBARDIER TRANSPORTATION DE 1,001
- SOUTHWEST JIAOTONG UNIVERSITY 958
Top Applicants (CPC)
Class B61,2013–2023, worldwide · Source: EPO PATSTAT
- SIEMENS MOBILITY DE 2,967
- SIEMENS DE 2,133
- ALSTOM TRANSPORT TECHNOLOGIES FR 1,691
- CRRC QINGDAO SIFANG COMPANY 1,100
- BOMBARDIER TRANSPORTATION DE 1,085
- MITSUBISHI ELECTRIC CORPORATION JP 880
- BYD COMPANY 821
- KRRI KR 761
- HITACHI JP 752
- CRRC ZHUZHOU LOCOMOTIVE COMPANY 721