Preserving with chemicals not covered by groups A23B4/02 or A23B4/12

Introduced: July 1974

Title

Titles differ between systems:

IPC: Preserving with chemicals not covered by groups or

CPC: Preserving with chemicals not covered by groups A23B4/02 or A23B4/12

Full titles differ between systems:

IPC:

Preservation of meat, sausages, fish or fish products > Preserving with chemicals not covered by groups or

CPC:

Preservation of meat, sausages, fish or fish products > Preserving with chemicals not covered by groups A23B4/02 or A23B4/12

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

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1990.

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A23B 4/16 in the form of gases, e.g. fumigation; Compositions or apparatus therefor since 1990 IPC+CPC Available in IPC and CPC
A23B 4/18 in the form of liquids or solids (apparatus therefor A23B4/26, A23B4/32) since 1990 IPC+CPC Available in IPC and CPC

Class A23,2013–2023, worldwide · Source: EPO PATSTAT

Class A23,2013–2023, worldwide · Source: EPO PATSTAT