Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, ; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions

Introduced: September 1968

Title

Titles differ between systems:

IPC: Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions

CPC: Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, ; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions

Full Title

Full titles differ between systems:

IPC:

Machines, tools, or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving > for preparing the materials > Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions

CPC:

Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving (surface stabilisation E01C21/00; apparatus specially adapted for reconditioning or repairing paving E01C23/00) > for preparing the materials > Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, ; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions

Of 6 combined children, 0 exist in both systems.

6 codes are CPC-only extensions.

Child Classifications

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E01C 19/1004 CPC only CPC only
E01C 19/1009 CPC only CPC only
E01C 19/1013 +5 CPC CPC only CPC only
E01C 19/1054 CPC only CPC only
E01C 19/1059 +2 CPC CPC only CPC only
E01C 2019/1081 2nd only +3 CPC CPC only CPC only

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