F16K 15/035 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

F16K 15/035

Full Title

Check valves (valves specially adapted for inflatable balls A63B41/00) > with guided rigid valve members > with a hinged closure member

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.