US PATENT SUBCLASS 428 / 295.1
.~.~ Fiber embedded in or on the surface of a natural or synthetic rubber matrix

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

221  DF  WEB OR SHEET CONTAINING STRUCTURALLY DEFINED ELEMENT OR COMPONENT {9}
292.1  DF  .~ Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity {7}
295.1.~.~ Fiber embedded in or on the surface of a natural or synthetic rubber matrix {4}
295.4  DF  .~.~.~> Fibers are aligned substantially parallel {2}
296.4  DF  .~.~.~> Fiber is precoated
296.7  DF  .~.~.~> Composite or conjugate fiber (e.g., fiber contains more than one chemically different material in monofilament or multifilament form, etc.)
297.1  DF  .~.~.~> Two or more layers

DEFINITION

Classification: 428/295.1

Fibers embedded in or on the surface of a natural or synthetic rubber matrix:

(under subclass 292.1) Subject matter wherein the web or sheet comprises a rubber matrix, the rubber being natural or synthetic rubber and having fibers embedded therein or on the surface of the matrix.