B01J 37/0009 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

B01J 37/0009

Full Title

Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts

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.