US PATENT SUBCLASS 528 / 159
.~.~.~ With an ethylenically unsaturated reactant

Current as of: June, 1999
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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}
86  DF  .~ FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE {15}
129  DF  .~.~ With aldehyde or derivative {18}
159.~.~.~ With an ethylenically unsaturated reactant

DEFINITION

Classification: 528/159

(under subclass 129) Subject matter wherein a phenol or phenolate is reacted with an aldehyde or derivative thereof and with an additional ethylenically unsaturated reactant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

152, for the reaction of an ethylenically unsaturated phenolic reactant and an aldehyde or derivative.

157, for the reaction of a phenolic reactant and an ethylenically unsaturated aldehyde or derivative.