E01F 9/6 Upright bodies, e.g. marker posts or bollards; Supports for road signs
Introduced: January 2016
Full Title
Arrangement of road signs or traffic signals; Arrangements for enforcing caution > Upright bodies, e.g. marker posts or bollards; Supports for road signs
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- Subclass:
- ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
Filing statistics
IPC E01F 9/6 belongs to the parent subclass E01F, which recorded 121,402 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,916 in 2013 to 15,674 in 2023 (+300%), peaking at 18,561 applications in 2020. The most active applicants in class E01 are CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY (2,096 applications), CHANG AN UNIVERSITY (1,878 applications) and ROAD & BRIDGE INTERNATIONAL COMPANY (1,796 applications).
Source: EPO PATSTAT, worldwide filings
Related Keywords
6 direct subcodes
Child Classifications
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- E01F 9/604 specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F 9/623 characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F 9/658 characterised by means for fixing
- E01F 9/688 Free-standing bodies
- E01F 9/696 Overhead structures, e.g. gantries; Foundation means specially adapted therefor
- E01F 9/7 Storing, transporting, placing or retrieving portable devices
Top Applicants
Top 10 applicants by patent filingsfor 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