C08G 18/0804 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

C08G 18/0804

Full Title

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes

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.