US PATENT SUBCLASS 442 / 378
.~.~ Preformed metallic film or foil or sheet (film or foil or sheet had structural integrity prior to association with the nonwoven fabric)

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

327  DF  NONWOVEN FABRIC (I.E., NONWOVEN STRAND OR FIBER MATERIAL) {20}
376  DF  .~ Including a free metal or alloy constituent {4}
378.~.~ Preformed metallic film or foil or sheet (film or foil or sheet had structural integrity prior to association with the nonwoven fabric)

DEFINITION

Classification: 442/378

Preformed metallic film or foil or sheet (film or foil or sheet had structural integrity prior to association with the nonwoven fabric):

(under subclass 376) Subject matter wherein the metal constituent was provided by at least one preformed layer having had structural integrity prior to its association with the fabric.