E01H 8/00 Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails (E01H1/00 - E01H6/00 take precedence; )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
CPC: Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails (E01H1/00 - E01H6/00 take precedence; )
Full Title
Full titles differ between systems:
Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails (E01H1/00 - E01H6/00 take precedence; )
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E01H 8/02 Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs (operating only on rails or flange grooves E01H8/10) IPC+CPC Available in IPC and CPC
- E01H 8/10 Removing undesirable matter from rails, flange grooves, or the like , e.g. removing ice from contact rails, removing mud from flange grooves (heating, blowing, or fluid-applying devices installed in the track E01B19/00; built-in draining devices for rails E01B21/02; removing ballast from rails E01B27/04) +1 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class E01,2013–2023, worldwide · Source: EPO PATSTAT
- CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY 2,096
- CHANG AN UNIVERSITY 1,878
- ROAD & BRIDGE INTERNATIONAL COMPANY 1,796
- CREEC (CHINA RAILWAY ERYUAN ENGINEERING GROUP) 1,493
- CHINA RAILWAY MAJOR BRIDGE ENGINEERING GROUP COMPANY 1,327
- CCCC FIRST HIGHWAY ENGINEERING GROUP COMPANY 1,133
- CCCC SECOND HARBOUR ENGINEERING COMPANY 1,029
- PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN AT 935
- TONGJI UNIVERSITY 899
- CATERPILLAR PAVING PRODUCTS US 868
Top Applicants (CPC)
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