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Class Information
Number: 442/376
Name: Fabric (woven, knitted, or nonwoven textile or cloth, etc.) > Nonwoven fabric (i.e., nonwoven strand or fiber material) > Including a free metal or alloy constituent
Description: Subject matter having a constituent which is a metal in elemental or alloy form (i.e., in other than the form of a chelate, salt, or compound resulting from the chemical reaction of a metal).


Sub-classes under this class:

Class Number Class Name Patents
442/377 Metal or metal-coated strand or fiber material 67
442/380 Particulate free metal or alloy constituent 23
442/378 Preformed metallic film or foil or sheet (film or foil or sheet had structural integrity prior to association with the nonwoven fabric) 161
442/379 Vapor, chemical, or spray deposited metal layer 36


Patents under this class:
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Patent Number Title Of Patent Date Issued
7563733 Composite material Jul. 21, 2009
7556854 Advanced multi-purpose ballistic insulation Jul. 7, 2009
7452833 Heat-reflective nonwoven liner material Nov. 18, 2008
7365031 Conductive pressure sensitive textile Apr. 29, 2008
7166547 Under carpet heat shield and floor pan insulator Jan. 23, 2007
7109136 Conductive (electrical, ionic, and photoelectric) polymer membrane articles, and method for producing same Sep. 19, 2006
7105227 Flame-retardant leather-like sheet base and process for producing the same Sep. 12, 2006
7053014 Burner membrane comprising machined metal fiber bundles May. 30, 2006
7053013 X-ray absorbing material and variants May. 30, 2006
6927183 Reinforced article Aug. 9, 2005
6890636 Thermally stable, non-woven, fibrous paper, derivatives thereof, and methods for manufacturing the same May. 10, 2005
6878649 Low-emission skin material Apr. 12, 2005
6872673 Laminate and use of such laminate as a facer in making insulation boards and other products Mar. 29, 2005
6835448 Friction material designed for fitting to a device employing friction in a liquid medium, and a method of producing such a friction material and the device to which it is fitted Dec. 28, 2004
6831024 Gold layer-laminated fabric and method for fabricating the same Dec. 14, 2004
6797356 Reflective insulation Sep. 28, 2004
6790520 Vibration dampening laminate Sep. 14, 2004
6750164 Ionizing wiper Jun. 15, 2004
6730622 Electrical cable May. 4, 2004
6723668 Multiple layer cloth for casino, gaming and billiard tables and method therefor Apr. 20, 2004
6703329 Multiple layer cloth for casino, gaming and billiard tables and method therefor Mar. 9, 2004
6607998 Burner membrane comprising a needled metal fibre web Aug. 19, 2003
6599850 Flexible reflective insulating structures Jul. 29, 2003
6585794 Nonwoven metal fabric and method of making same Jul. 1, 2003
6569789 Conductive material and its manufacture thereof May. 27, 2003
6537930 Three-dimensional highly elastic film/non-woven composite Mar. 25, 2003
6298610 Architectural waterproofing membrane and termite barrier Oct. 9, 2001
6197411 Composite, metal matrix material part with a high rigidity and high stability in a longitudinal direction Mar. 6, 2001
6124221 Article of clothing having antibacterial, antifungal, and antiyeast properties Sep. 26, 2000
5981063 Fiber product containing pyroelectric substance Nov. 9, 1999
5945193 Touch fastener with porous metal containing layer Aug. 31, 1999
5869412 Metal fibermat/polymer composite Feb. 9, 1999
5856248 Microbistatic and deodorizing cellulose fibers Jan. 5, 1999
5591509 Ski containing sheetlike plates or tapes made of a fiber reinforced material Jan. 7, 1997
5565263 Injection molded synthetic resin component having a wood veneer outer layer Oct. 15, 1996
5437921 Electronic components mounting base material Aug. 1, 1995
5187023 Ballistic resistant fabric articles Feb. 16, 1993
5122412 Polyethylene plexifilamentary film-fibril sheet Jun. 16, 1992
5038693 Composite flexible blanket insulation Aug. 13, 1991
4999240 Metalized fiber/member structures and methods of producing same Mar. 12, 1991
4937138 Hot melt polybutylene and poly(butylene/ethylene) adhesives and laminar structures Jun. 26, 1990
4906518 Light filler material having damping function and composite material thereof Mar. 6, 1990
4839221 Gasket containing (I) a sheet composition comprising (A) PTFE (B) inorganic powder (C) clay mineral and (II) a metal support for the sheet Jun. 13, 1989
4833005 Laminate of fiber-reinforced, crosslinked polypropylene May. 23, 1989
4716075 Protected metal article and method of making Dec. 29, 1987
4663222 Non-woven fabric, and oil water separating filter and oil-water separating method May. 5, 1987
4600634 Flexible fibrous endothermic sheet material for fire protection Jul. 15, 1986
4528051 Fiber reinforced component and method for strengthening such components Jul. 9, 1985
4472229 Method of making a laminated sheet product Sep. 18, 1984
4399187 Reinforced articles Aug. 16, 1983

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