US PATENT SUBCLASS 442 / 122
.~.~ Chemical material is one used in biological or chemical warfare


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}
121  DF  .~ Coating or impregnation absorbs chemical material other than water {1}
122.~.~ Chemical material is one used in biological or chemical warfare


DEFINITION

Classification: 442/122

Chemical material is one used in biological or chemical warfare:

(under subclass 121) Subject matter wherein the coating or impregnation is specifically stated to be used in biological or chemical warfare.