US PATENT SUBCLASS 428 / 424.7
.~.~.~ Nitrile monomer type (polyacrylonitrile, etc.)

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

411.1  DF  COMPOSITE (NONSTRUCTURAL LAMINATE) {25}
423.1  DF  .~ Of polyamidoester (polyurethane, polyisocyanate, polycarbamate, etc.) {11}
424.2  DF  .~.~ Next to addition polymer of ethylenically unsaturated monomer {4}
424.7.~.~.~ Nitrile monomer type (polyacrylonitrile, etc.)

DEFINITION

Classification: 428/424.7

Nitrile monomer type (polyacrylonitrile, etc.):

(under subclass 424.4) Product wherein the addition polymer contains nitrile moieties, e.g., polyacrylonitrile, etc.