Reclamation of contaminated soil

Introduced: January 1995

Of 8 combined children, 4 exist in both systems.

3 codes are CPC-only extensions, 1 exist only in IPC.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1995.

Child Classifications

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B09C 1/002 CPC only CPC only
B09C 1/005 CPC only CPC only
B09C 1/007 CPC only CPC only
B09C 1/02 Extraction using liquids, e.g. washing, leaching since 1995 +1 CPC IPC+CPC Available in IPC and CPC
B09C 1/04 Flotation since 1995 IPC only IPC only
B09C 1/06 thermally since 1995 +3 CPC IPC+CPC Available in IPC and CPC
B09C 1/08 chemically since 1995 +1 CPC IPC+CPC Available in IPC and CPC
B09C 1/10 microbiologically, or by using enzymes since 1995 +1 CPC IPC+CPC Available in IPC and CPC

Class B09,2013–2023, worldwide · Source: EPO PATSTAT

Class B09,2013–2023, worldwide · Source: EPO PATSTAT