A44C 7/007 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

A44C 7/007

Full Title

Ear-rings; Devices for piercing the ear-lobes

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.