US PATENT SUBCLASS 442 / 93
.~ Coating or impregnation improves soil repellency, soil release, or anti- soil redeposition qualities of 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}
93.~ Coating or impregnation improves soil repellency, soil release, or anti- soil redeposition qualities of fabric {2}
94  DF  .~.~> Fluorocarbon containing
95  DF  .~.~> Linear polyether group chain containing

DEFINITION

Classification: 442/93

Coating or impregnation improves soil repellency, soil release, or anti-soil redeposition qualities of fabric:

(under subclass 59) Subject matter wherein the coating or impregnation improves qualities of fabric such as soil repellency, soil release, or anti-soil redeposition, the improvement being specifically stated.