Welding or cutting not covered by groups B23K5/00 - B23K26/00

Introduced: July 1974

Title

Titles differ between systems:

IPC: Welding or cutting not covered by groups

CPC: Welding or cutting not covered by groups B23K5/00 - B23K26/00

Full titles differ between systems:

IPC:

Welding or cutting not covered by groups

CPC:

Welding or cutting not covered by groups B23K5/00 - B23K26/00

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

IPC defines codes here since 1974.

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B23K 28/003 CPC only CPC only
B23K 28/006 CPC only CPC only
B23K 28/02 Combined welding or cutting procedures or apparatus since 1974 IPC+CPC Available in IPC and CPC

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

Class B23,2013–2023, worldwide · Source: EPO PATSTAT