C01B 17/4561 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

C01B 17/4561

Full Title

Sulfur; Compounds thereof > Compounds containing sulfur and halogen, with or without oxygen

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.