Protection of pipes or pipe fittings against corrosion or incrustation (compound tubes F16L9/14)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Protection of pipes or pipe fittings against corrosion or incrustation

CPC: Protection of pipes or pipe fittings against corrosion or incrustation (compound tubes F16L9/14)

Full titles differ between systems:

IPC:

Protection of pipes or pipe fittings against corrosion or incrustation

CPC:

Protection of pipes or pipe fittings against corrosion or incrustation (compound tubes F16L9/14)

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1974.

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F16L 58/02 by means of internal or external coatings since 1974 IPC+CPC Available in IPC and CPC
F16L 58/18 specially adapted for pipe fittings since 1974 +6 CPC IPC+CPC Available in IPC and CPC

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

Class F16,2013–2023, worldwide · Source: EPO PATSTAT