B27K 3/0278 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

B27K 3/0278

Full Title

Impregnating wood, (dyeing, staining B27K5/00) > Processes; Apparatus

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.