Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material

Introduced: January 1985

Of 9 combined children, 5 exist in both systems.

4 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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C23C 14/0005 CPC only CPC only
C23C 14/001 CPC only CPC only
C23C 14/0015 CPC only CPC only
C23C 14/0021 +2 CPC CPC only CPC only
C23C 14/02 Pretreatment of the material to be coated (C23C14/04 takes precedence) since 1985 +4 CPC IPC+CPC Available in IPC and CPC
C23C 14/04 Coating on selected surface areas, e.g. using masks since 1985 +3 CPC IPC+CPC Available in IPC and CPC
C23C 14/06 characterised by the coating material ( , C23C14/04 take precedence) since 1985 +11 CPC IPC+CPC Available in IPC and CPC
C23C 14/22 characterised by the process of coating since 1985 +4 CPC IPC+CPC Available in IPC and CPC
C23C 14/58 After-treatment since 1985 +7 CPC IPC+CPC Available in IPC and CPC

Class C23,2013–2023, worldwide · Source: EPO PATSTAT

Class C23,2013–2023, worldwide · Source: EPO PATSTAT