US PATENT SUBCLASS 442 / 409
.~ Autogenously bonded nonwoven fabric

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


442 /   HD   FABRIC (WOVEN, KNITTED, OR NONWOVEN TEXTILE OR CLOTH, ETC.)

327  DF  NONWOVEN FABRIC (I.E., NONWOVEN STRAND OR FIBER MATERIAL) {20}
409.~ Autogenously bonded nonwoven fabric {2}
410  DF  .~.~> Inorganic strand or fiber material only
411  DF  .~.~> Containing at least two chemically different strand or fiber materials

DEFINITION

Classification: 442/409

Autogenously bonded nonwoven fabric:

(under subclass 327) Subject matter wherein the nonwoven fabric is autogenously bonded (i.e., having heat- and/or pressure-promoted thermoplastic welding or solvent bonding).