Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Electrolytic production, recovery or refining of metals by electrolysis of melts

CPC: Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence)

Full titles differ between systems:

IPC:

Electrolytic production, recovery or refining of metals by electrolysis of melts

CPC:

Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C5/00 takes precedence)

IPC and CPC are identically structured here. All 8 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

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C25C 3/02 of alkali or alkaline earth metals since 1974 IPC+CPC Available in IPC and CPC
C25C 3/04 of magnesium since 1974 IPC+CPC Available in IPC and CPC
C25C 3/06 of aluminium since 1974 IPC+CPC Available in IPC and CPC
C25C 3/26 of titanium, zirconium, hafnium, tantalum or vanadium since 1974 IPC+CPC Available in IPC and CPC
C25C 3/30 of manganese since 1974 IPC+CPC Available in IPC and CPC
C25C 3/32 of chromium since 1974 IPC+CPC Available in IPC and CPC
C25C 3/34 of metals not provided for in groups C25C3/02 - C25C3/32 since 1974 IPC+CPC Available in IPC and CPC
C25C 3/36 Alloys obtained by cathodic reduction of all their ions since 1974 IPC+CPC Available in IPC and CPC

Class C25,2013–2023, worldwide · Source: EPO PATSTAT

Class C25,2013–2023, worldwide · Source: EPO PATSTAT