US PATENT SUBCLASS 526 / 238.22
.~.~.~ Starch or derivative containing monomer, e.g., starch-acrylamide, etc.


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}
238.2  DF  .~.~ From carbohydrate, tannin, or derivative containing monomer {3}
238.22.~.~.~ Starch or derivative containing monomer, e.g., starch-acrylamide, etc.


DEFINITION

Classification: 526/238.22

Starch or derivative containing monomer, e.g., starch-acrylamide, etc.:

(under subclass 238.2) Subject matter wherein the monomer contains starch or a starch material or derivative.

SEE OR SEARCH CLASS

524, Synthetic Resins or Natural Rubbers,

47, for a definition of starch or starch material (e.g., cereal or starch flour, etc.) or derivative.