IPC Main Group
B61H 13/00 Actuating rail-vehicle brakes
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- RAILWAYS
- Subclass:
- BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
Filing statistics
IPC B61H 13/00 belongs to the parent subclass B61H, which recorded 8,841 patent applications worldwide between 2013 and 2023. Annual filings grew from 611 in 2013 to 732 in 2023 (+20%), peaking at 1,019 applications in 2020. The most active applicants in class B61 are SIEMENS MOBILITY (2,749 applications), CRRC QINGDAO SIFANG COMPANY (2,215 applications) and SIEMENS (1,941 applications).
Source: EPO PATSTAT, worldwide filings
4 direct subcodes
Child Classifications
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- B61H 13/02 Hand or other personal actuation
- B61H 13/06 Actuating or influencing the brakes by backward pressure of buffers or coupling gear, e.g. buffer brakes
- B61H 13/2 Transmitting mechanisms
- B61H 13/34 Details
Top Applicants
Top 10 applicants by patent filingsfor 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