E01F 9/5 Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
Introduced: January 2016
Full Title
Arrangement of road signs or traffic signals; Arrangements for enforcing caution > Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
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 9/5 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
5 direct subcodes
Child Classifications
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- E01F 9/506 characterised by the road surface marking material, e.g. comprising additives for improving friction or reflectivity; Methods of forming, installing or applying markings in, on or to road surfaces
- E01F 9/529 specially adapted for signalling by sound or vibrations, e.g. rumble strips; specially adapted for enforcing reduced speed, e.g. speed bumps
- E01F 9/535 Kerbs or road edgings specially adapted for alerting road users
- E01F 9/553 Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
- E01F 9/576 Traffic lines
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