Making metallic powder or suspensions thereof

Introduced: September 1968

Title

Titles differ between systems:

IPC: Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor

CPC: Making metallic powder or suspensions thereof

Full titles differ between systems:

IPC:

Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor

CPC:

Making metallic powder or suspensions thereof

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

IPC defines codes here since 1980.

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B22F 2009/001 2nd only CPC only CPC only
B22F 9/002 +3 CPC CPC only CPC only
B22F 9/02 using physical processes since 1980 +2 CPC IPC+CPC Available in IPC and CPC
B22F 9/16 using chemical processes since 1980 +1 CPC IPC+CPC Available in IPC and CPC

Class B22,2013–2023, worldwide · Source: EPO PATSTAT

Class B22,2013–2023, worldwide · Source: EPO PATSTAT