US PATENT SUBCLASS 528 / 126
.~.~.~ Polymerizing in the presence of a specified material other than 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}
125  DF  .~.~ From ketone-containing phenolic reactant or with ketone-containing reactant {3}
126.~.~.~ Polymerizing in the presence of a specified material other than reactant

DEFINITION

Classification: 528/126

(under subclass 125) Subject matter wherein a phenol, phenol ether, or inorganic phenolate which contains at least one ketone group is polymerized in the presence of a specified material, or wherein a phenol, phenol ether, or inorganic

phenolate is polymerized with at least one ketone-containing reactant in the presence of a specified material.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, see the Glossary for an explanation of the term "specified material".