B01J 37/0215 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

B01J 37/0215

Full Title

Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts > Impregnation, coating or precipitation ( ; protection by coating B01J33/00)

Of 7 combined children, 0 exist in both systems.

7 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.

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