US PATENT SUBCLASS 428 / 512
.~.~.~.~ Addition polymer of hydrocarbon(s) only

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

411.1  DF  COMPOSITE (NONSTRUCTURAL LAMINATE) {25}
500  DF  .~ Of addition polymer from unsaturated monomers {6}
507  DF  .~.~ Next to cellulosic {2}
511  DF  .~.~.~ Paper or wood {2}
512.~.~.~.~ Addition polymer of hydrocarbon(s) only {1}
513  DF  .~.~.~.~.~> Monoethylenically unsaturated

DEFINITION

Classification: 428/512

(under subclass 511) Product in which the addition polymer is made from a monomer in which only carbon and hydrogen appear, (e.g., butadiene-styrene copolymer (SBR)*, butyl rubber, etc.).