H01G 9/2027 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

H01G 9/2027

Full Title

Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture > Light-sensitive devices

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.

View in CPC →