DIFF Subgroup
C09J 133/062 Full Title
Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers > Homopolymers or copolymers of esters > of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.