US PATENT SUBCLASS 526 / 340
.~.~.~ Interpolymerized with aromatic hydrocarbon


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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}
335  DF  .~.~ From hydrocarbon monomer containing at least two ethylenic groups, e.g., butadiene, etc. {9}
340.~.~.~ Interpolymerized with aromatic hydrocarbon


DEFINITION

Classification: 526/340

(under subclass 335) Subject matter which involves the interpolymerization of a hydrocarbon monomer containing two or more conjugated ethylenic bonds with at least one aromatic ethylenic monomer.