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DIFF Subgroup
E01B 29/16

Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track (E01B29/05 takes precedence; moving or tilting heavy loads in general B65G7/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

CPC: Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track (E01B29/05 takes precedence; moving or tilting heavy loads in general B65G7/00)

Full Title

Full titles differ between systems:

IPC:

Laying, rebuilding, or taking-up tracks; Tools or machines therefor > Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

CPC:

Laying, rebuilding, or taking-up tracks; Tools or machines therefor (E01B27/00, E01B31/00 take precedence) > Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track (E01B29/05 takes precedence; moving or tilting heavy loads in general B65G7/00)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • E01B 29/17 Lengths of rails assembled into strings, e.g. welded together IPC+CPC Available in IPC and CPC
  • E01B 29/20 Moving rails placed on installed sleepers in the plane track IPC+CPC Available in IPC and CPC
  • E01B 29/22 Raising rails from sleepers, e.g. for inserting sole-plates (lifting devices in general B66F) IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class E01,2013–2023, worldwide · Source: EPO PATSTAT

  1. PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN AT 998
  2. CATERPILLAR PAVING PRODUCTS US 937
  3. CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP COMPANY 869
  4. WIRTGEN DE 740
  5. CHINA RAILWAY MAJOR BRIDGE ENGINEERING GROUP COMPANY 685
  6. CHANG AN UNIVERSITY 615
  7. CREEC (CHINA RAILWAY ERYUAN ENGINEERING GROUP) 613
  8. SOUTHEAST UNIVERSITY 562
  9. TONGJI UNIVERSITY 500
  10. ROAD & BRIDGE INTERNATIONAL COMPANY 491