for digging trenches or ditches (; agricultural ploughs for working ridges A01B13/02)

Introduced: September 1968

Title

Titles differ between systems:

IPC: for digging trenches or ditches

CPC: for digging trenches or ditches (; agricultural ploughs for working ridges A01B13/02)

Full titles differ between systems:

IPC:

Dredgers or soil-shifting machines for special purposes > for digging trenches or ditches

CPC:

Dredgers or soil-shifting machines for special purposes > for digging trenches or ditches (; agricultural ploughs for working ridges A01B13/02)

Of 9 combined children, 6 exist in both systems.

3 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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E02F 5/022 CPC only CPC only
E02F 5/025 CPC only CPC only
E02F 5/027 CPC only CPC only
E02F 5/04 with digging screws IPC+CPC Available in IPC and CPC
E02F 5/06 with digging elements mounted on an endless chain IPC+CPC Available in IPC and CPC
E02F 5/08 with digging wheels turning round an axis IPC+CPC Available in IPC and CPC
E02F 5/10 with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables (laying pipes per se F16L1/00, making pipes in situ F16L1/038; laying electric cables per se H02G1/06; ) +3 CPC IPC+CPC Available in IPC and CPC
E02F 5/12 with equipment for back-filling trenches or ditches +1 CPC IPC+CPC Available in IPC and CPC
E02F 5/14 Component parts for trench excavators, e.g. indicating devices +1 CPC IPC+CPC Available in IPC and CPC

Class E02,2013–2023, worldwide · Source: EPO PATSTAT

Class E02,2013–2023, worldwide · Source: EPO PATSTAT