Shoe sewing machines

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Machines for sewing leather goods > Shoe sewing machines

CPC:

Machines for sewing leather goods (making pseudo-lock-stitch seams D05B1/16) > Shoe sewing machines

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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D05B 15/025 CPC only CPC only
D05B 15/04 for lock-stitch work (D05B15/08 takes precedence) IPC+CPC Available in IPC and CPC
D05B 15/06 Welt sewing machines IPC+CPC Available in IPC and CPC
D05B 15/10 Lining sewing machines IPC+CPC Available in IPC and CPC

Class D05,2013–2023, worldwide · Source: EPO PATSTAT

Class D05,2013–2023, worldwide · Source: EPO PATSTAT