B61J 3/12 Self-propelled tractors or pushing vehicles, e.g. mules (with cable traction B61J3/06)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Self-propelled tractors or pushing vehicles, e.g. mules
CPC: Self-propelled tractors or pushing vehicles, e.g. mules (with cable traction B61J3/06)
Full Title
Full titles differ between systems:
Shunting or short-distance haulage devices; Similar devices for hauling trains on steep gradients or as starting aids; Car-propelling devices therefor > Self-propelled tractors or pushing vehicles, e.g. mules
Shunting or short-distance haulage devices; Similar devices for hauling trains on steep gradients or as starting aids; Car propelling devices therefor (overhead travelling cranes combined with auxiliary means for shunting railway vehicles B66C17/26; capstans B66D) > Self-propelled tractors or pushing vehicles, e.g. mules (with cable traction B61J3/06)
No child classifications to compare. This is a leaf node in both 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