US PATENT SUBCLASS 528 / 38
.~.~ Silicon reactant contains an amine nitrogen atom

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528 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {23}
10  DF  .~ FROM SILICON REACTANT HAVING AT LEAST ONE SILICON-TO-HYDROGEN OR -CARBON BOND {12}
38.~.~ Silicon reactant contains an amine nitrogen atom

DEFINITION

Classification: 528/38

(under subclass 10) Subject matter wherein the containing reactant possesses at least one amino-nitrogen atom.

SEE OR SEARCH THIS CLASS, SUBCLASS:

41, for a nitrogen-containing and -Si-C- containing reactant wherein the nitrogen atom exists solely therein either as a carboxylic acid amide or as a carboxylic acid nitrile, (-C=N).

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, see the Glossary for a definition of the term "amine".