US PATENT SUBCLASS 442 / 262
.~.~.~ At least one layer comprises ceramic or glass material in other than particulate form

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}
255  DF  .~.~ Three or more distinct layers {9}
262.~.~.~ At least one layer comprises ceramic or glass material in other than particulate form

DEFINITION

Classification: 442/262

At least one layer comprises ceramic or glass material in other than particulate form:

(under subclass 255) Subject matter wherein at least one layer comprises compound in non-particulate form composed of one or more fired non-metallic inorganic compounds or one or more fused metallic silicates.