CPC Main Group Additional Only
E01C 2201/00 Paving elements
10 direct subcodes
Child Classifications
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- E01C 2201/02 having fixed spacing features
- E01C 2201/04 consisting of natural stones and a binder
- E01C 2201/06 Sets of paving elements
- E01C 2201/08 having direction indicating means
- E01C 2201/10 having build-in shock absorbing devices
- E01C 2201/12 vertically interlocking
- E01C 2201/14 Puzzle-like connections
- E01C 2201/16 Elements joined together
- E01C 2201/18 Elements representing text
- E01C 2201/20 Drainage details
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