Working-up: characterised by the use of homopolymers or copolymers of compounds having

Official title: Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers

C08J2433/00 (Working-up: characterised by the use of homopolymers or copolymers of compounds having) appears on 1,570 US grants and 2,090 published applications in this corpus.