US PATENT SUBCLASS 442 / 253
.~.~.~.~ Epoxy resin

Current as of: June, 1999
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442 /   HD   FABRIC (WOVEN, KNITTED, OR NONWOVEN TEXTILE OR CLOTH, ETC.)

181  DF  WOVEN FABRIC (I.E., WOVEN STRAND OR STRIP MATERIAL) {13}
239  DF  .~ Woven fabric including an additional woven fabric layer {4}
246  DF  .~.~ Three or more fabric layers {6}
251  DF  .~.~.~ Woven fabric layers impregnated with a thermosetting resin {2}
253.~.~.~.~ Epoxy resin

DEFINITION

Classification: 442/253

Epoxy resin:

(under subclass 251) Subject matter wherein the thermosetting resin is produced by reacting an epoxide (e.g., epichlorohydrin, etc.) and a polyol (e.g., bisphenol, etc.) or alcoholate thereof.