US PATENT SUBCLASS 442 / 402
.~ Needled 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}
402.~ Needled nonwoven fabric {1}
403  DF  .~.~> Containing at least two chemically different strand or fiber materials {4}

DEFINITION

Classification: 442/402

Needled nonwoven fabric:

(under subclass 327) Subject matter wherein the nonwoven fabric is needled.