E01F 15/02 Continuous barriers extending along roads or between traffic lanes (crossable-lane separators E01F9/588)
Full Title
Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact (arrangements for fastening signs or signals to safety barriers or the like E01F9/669; for forcibly arresting vehicles E01F13/00) > Continuous barriers extending along roads or between traffic lanes (crossable-lane separators E01F9/588)
Filing statistics
CPC E01F 15/02 belongs to the parent subclass E01F, which recorded 36,058 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,661 in 2013 to 2,936 in 2023 (+77%), peaking at 5,112 applications in 2020. The most active applicants in class E01 are PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN (998 applications), CATERPILLAR PAVING PRODUCTS (937 applications) and CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY (869 applications).
Source: EPO PATSTAT, worldwide filings
6 direct subcodes
Child Classifications
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- E01F 15/04 essentially made of longitudinal beams or rigid strips
- E01F 15/06 essentially made of cables, nettings or the like (E01F15/10, E01F15/12 take precedence; protection against falling rocks E01F7/04; arresting gear for aircraft B64F1/02)
- E01F 15/08 essentially made of walls or wall-like elements (E01F15/10, E01F15/12 take precedence)
- E01F 15/10 portable, e.g. for temporary use
- E01F 15/12 and having means for providing occasional passage, e.g. for emergency vehicles
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