Underground or underwater installation; Installation through tubing, conduits or ducts

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings > Processes or apparatus adapted for installing optical fibres or optical cables > Underground or underwater installation; Installation through tubing, conduits or ducts

CPC:

Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings > Processes or apparatus adapted for installing optical fibres or optical cables (installation of cables containing electric conductors and optical fibres H02G) > Underground or underwater installation; Installation through tubing, conduits or ducts

CPC subdivides this area 4x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

IPC defines codes here since 1995.

Child Classifications

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G02B 6/501 CPC only CPC only
G02B 6/502 CPC only CPC only
G02B 6/504 CPC only CPC only
G02B 6/506 CPC only CPC only
G02B 6/508 CPC only CPC only
G02B 6/52 using fluid, e.g. air since 1995 IPC+CPC Available in IPC and CPC
G02B 6/54 using mechanical means, e.g. pulling or pushing devices since 1995 +1 CPC IPC+CPC Available in IPC and CPC