US PATENT SUBCLASS 526 / 318.4
.~.~.~ With ester monomer

Current as of: June, 1999
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526 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {8}
72  DF  .~ POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING {43}
317.1  DF  .~.~ From carboxylic acid monomer {7}
318.4.~.~.~ With ester monomer {4}
318.41  DF  .~.~.~.~> Monomer contains chalcogen other than in C(=O)-O- chalcogen in any monomer) {1}
318.43  DF  .~.~.~.~> Monomer contains two or more ester groups
318.44  DF  .~.~.~.~> Two or more ester monomers
318.45  DF  .~.~.~.~> With hydrocarbon monomer

DEFINITION

Classification: 526/318.4

With hydrocarbon, vinyl chloride or vinylidene chloride monomer:

(under subclass 318.2) Subject matter wherein the monomer having two or more carboxyl groups is interpolymerized with an unsaturated monomer which contains at least one carboxylic acid ester group.