with tracks without ground wheels

Introduced: September 1968

Title

Titles differ between systems:

IPC: with tracks and without ground wheels

CPC: with tracks without ground wheels

Full titles differ between systems:

IPC:

Endless-track vehicles > with tracks and without ground wheels

CPC:

Endless track vehicles (steering aspects B62D11/00; ) > with tracks without ground wheels

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

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B62D 55/062 CPC only CPC only
B62D 55/065 Multi-track vehicles, i.e. more than two tracks since 1985 +1 CPC IPC+CPC Available in IPC and CPC
B62D 55/07 Mono-track vehicles since 1985 IPC+CPC Available in IPC and CPC
B62D 55/075 Tracked vehicles for ascending or descending stairs, (magnetic or pneumatic ground-engaging parts B62D55/265; chairs or multi-track cycles specially adapted for invalids A61G5/00) since 1985 IPC+CPC Available in IPC and CPC

Class B62,2013–2023, worldwide · Source: EPO PATSTAT

Class B62,2013–2023, worldwide · Source: EPO PATSTAT