US PATENT SUBCLASS 442 / 153
.~.~ Coated or impregnated cellulosic fiber fabric


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

59  DF  COATED OR IMPREGNATED WOVEN, KNIT, OR NONWOVEN FABRIC WHICH IS NOT (A) ASSOCIATED WITH ANOTHER PREFORMED LAYER OR FIBER LAYER OR, (B) WITH RESPECT TO WOVEN AND KNIT, CHARACTERIZED, RESPECTIVELY, BY A PARTICULAR OR DIFFERENTIAL WEAVE OR KNIT, WHEREIN THE COATING OR IMPREGNATION IS NEITHER A FOAMED MATERIAL NOR A FREE METAL OR ALLOY LAYER {36}
152  DF  .~ Coated or impregnated natural fiber fabric (e.g., cotton, wool, silk, linen, etc.) {1}
153.~.~ Coated or impregnated cellulosic fiber fabric {7}
154  DF  .~.~.~> Coating or impregnation contains an acrylic polymer or copolymer (e.g., polyacrylonitrile, polyacrylic acid, etc.)
155  DF  .~.~.~> Coating or impregnation contains a vinyl polymer or copolymer
156  DF  .~.~.~> Coating or impregnation contains an epoxy polymer or copolymer or polyether
157  DF  .~.~.~> Polymeric coating or impregnation from a silane or siloxane not specified as lubricant or water repellent
158  DF  .~.~.~> Coating or impregnation contains polyimide or polyamide
159  DF  .~.~.~> Coating or impregnation contains natural gum, rosin, natural oil, or wax
160  DF  .~.~.~> Coating or impregnation contains aldehyde or ketone condensation product {3}


DEFINITION

Classification: 442/153

Coated or impregnated cellulosic fiber fabric:

(under subclass 152) Subject matter wherein the naturally occurring fiber comprises cellulosic fiber.