US PATENT SUBCLASS 428 / 299.1
.~.~.~.~ Carbon or carbonaceous fiber

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}
297.4  DF  .~.~ Fiber embedded in or on the surface of a polymeric matrix {5}
298.1  DF  .~.~.~ Fibers are aligned substantially parallel {5}
299.1.~.~.~.~ Carbon or carbonaceous fiber

DEFINITION

Classification: 428/299.1

Carbon or carbonaceous fiber:

(under subclass 298.1) Subject matter wherein the embedded fibers are carbon (graphite) or carbonaceous fibers.