dislodging essentially by non-driven elements, e.g. scraper blades

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice > Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically > dislodging essentially by non-driven elements, e.g. scraper blades

CPC:

Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice (by applying de-icing agents E01H10/00; obstruction removers on vehicles B60R19/00; sand, gravel or salt spreaders E01C19/20) > Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying elements, conveying pneumatically (E01H5/10, E01H5/12 take precedence) > dislodging essentially by non-driven elements, e.g. scraper blades

CPC subdivides this area 6x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

Child Classifications

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E01H 5/061 +1 CPC CPC only CPC only
E01H 5/063 CPC only CPC only
E01H 5/065 +1 CPC CPC only CPC only
E01H 5/067 CPC only CPC only
E01H 5/068 CPC only CPC only
E01H 5/07 and conveying dislodged material by driven or pneumatic means +2 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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