DIFF Subgroup
C23C 14/14 Metallic material, boron or silicon
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material > characterised by the coating material > Metallic material, boron or silicon
CPC:
Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material > characterised by the coating material ( , C23C14/04 take precedence) > Metallic material, boron or silicon
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 1985.
Child Classifications
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- C23C 14/16 on metallic substrates or on substrates of boron or silicon since 1985 +1 CPC IPC+CPC Available in IPC and CPC