for artificial surfaces for outdoor or indoor practice of snow or ice sports (E01C13/08 takes precedence; production of snow or ice for winter sports or similar recreational purposes F25C3/00)

Introduced: January 1995

Title

Titles differ between systems:

IPC: for artificial surfaces for outdoor or indoor practice of snow or ice sports

CPC: for artificial surfaces for outdoor or indoor practice of snow or ice sports (E01C13/08 takes precedence; production of snow or ice for winter sports or similar recreational purposes F25C3/00)

Full Title

Full titles differ between systems:

IPC:

Pavings or foundations specially adapted for playgrounds or sports grounds > for artificial surfaces for outdoor or indoor practice of snow or ice sports

CPC:

Pavings or foundations specially adapted for playgrounds or sports grounds; (general layout A63C19/00) > for artificial surfaces for outdoor or indoor practice of snow or ice sports (E01C13/08 takes precedence; production of snow or ice for winter sports or similar recreational purposes F25C3/00)

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

IPC defines codes here since 1995.

Child Classifications

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E01C 13/102 +1 CPC CPC only CPC only
E01C 13/107 CPC only CPC only
E01C 13/12 for snow sports since 1995 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