CPC Subgroup
E01B 11/02 Dismountable rail joints
Full Title
Rail joints (electrical connection of the rail B60M5/00) > Dismountable rail joints
10 direct subcodes
Child Classifications
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- E01B 11/04 Flat fishplates
- E01B 11/08 Angle fishplates
- E01B 11/10 Fishplates with parts supporting or surrounding the rail foot
- E01B 11/12 Fishplates engaging only the rail foot
- E01B 11/14 Rail foot flange clips in one piece
- E01B 11/16 Fishplates for joining rails of different sections
- E01B 11/18 Fishplates for temporarily repairing broken rails
- E01B 11/20 with gap-bridging
- E01B 11/36 Fastening means for fishplates
- E01B 11/40 Dismountable rail joints combined with welded parts
Top Applicants
Top 10 applicants by patent filingsfor class E01, 2013–2023, worldwide · Source: EPO PATSTAT
- PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN AT 998
- CATERPILLAR PAVING PRODUCTS US 937
- CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY 869
- WIRTGEN DE 740
- CHINA RAILWAY MAJOR BRIDGE ENGINEERING GROUP COMPANY 685
- CHANG AN UNIVERSITY 615
- CREEC (CHINA RAILWAY ERYUAN ENGINEERING GROUP) 613
- SOUTHEAST UNIVERSITY 562
- TONGJI UNIVERSITY 500
- ROAD & BRIDGE INTERNATIONAL COMPANY 491