C01B 7/191 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

C01B 7/191

Full Title

Halogens; Halogen acids (oxyacids C01B11/00) > Fluorine; Hydrogen fluoride

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.