Impregnating wood, (dyeing, staining B27K5/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Impregnating wood, e.g. for protection

CPC: Impregnating wood, (dyeing, staining B27K5/00)

Full titles differ between systems:

IPC:

Impregnating wood, e.g. for protection

CPC:

Impregnating wood, (dyeing, staining B27K5/00)

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

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B27K 3/002 CPC only CPC only
B27K 3/005 CPC only CPC only
B27K 3/007 CPC only CPC only
B27K 3/02 Processes; Apparatus +9 CPC IPC+CPC Available in IPC and CPC
B27K 3/16 Inorganic impregnating agents +2 CPC IPC+CPC Available in IPC and CPC
B27K 3/34 Organic impregnating agents +2 CPC IPC+CPC Available in IPC and CPC
B27K 3/52 Impregnating agents containing mixtures of inorganic and organic compounds IPC+CPC Available in IPC and CPC