H04Q 11/0001 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

H04Q 11/0001

Full Title

Selecting arrangements for multiplex systems (multiplex systems H04J)

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.