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IPC Subgroup
E01B 25/08

Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail

Introduced: September 1968

Last revised: January 2006

Full Title

Tracks for special kinds of railways > Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail

Classification Context

Section:
FIXED CONSTRUCTIONS
Class:
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Subclass:
PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS

Filing statistics

IPC E01B 25/08 belongs to the parent subclass E01B, which recorded 41,210 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,291 in 2013 to 3,847 in 2023 (+68%), peaking at 5,247 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

tracks for MONO-RAILS(S)

2 direct subcodes

Child Classifications

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  • E01B 25/1 Mono-rails; Auxiliary balancing rails; Supports or connections for rails
  • E01B 25/12 Switches; Crossings

Top Applicants

Top 10 applicants by patent filingsfor class E01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY 2,096
  2. CHANG AN UNIVERSITY 1,878
  3. ROAD & BRIDGE INTERNATIONAL COMPANY 1,796
  4. CREEC (CHINA RAILWAY ERYUAN ENGINEERING GROUP) 1,493
  5. CHINA RAILWAY MAJOR BRIDGE ENGINEERING GROUP COMPANY 1,327
  6. CCCC FIRST HIGHWAY ENGINEERING GROUP COMPANY 1,133
  7. CCCC SECOND HARBOUR ENGINEERING COMPANY 1,029
  8. PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN AT 935
  9. TONGJI UNIVERSITY 899
  10. CATERPILLAR PAVING PRODUCTS US 868