US PATENT SUBCLASS 522 / 130
.~.~.~.~ Contains C=O moiety


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY {27}
113  DF  .~.~ Processes of chemically modifying a solid polymer derived only from ethylenically unsaturated monomers by treating polymer with a chemical reactant; or compositions therefore {5}
129  DF  .~.~.~ Chemical reacant contains oxygen {1}
130.~.~.~.~ Contains C=O moiety


DEFINITION

Classification: 522/130

Contains C=O moiety:

(under subclass 129) Subject matter wherein the oxygen reactant contains at least one carbon atom double bonded to oxygen, i.e.,