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Class Information
Number: 442/335
Name: Fabric (woven, knitted, or nonwoven textile or cloth, etc.) > Nonwoven fabric (i.e., nonwoven strand or fiber material) > Including strand or fiber material which is of specific structural definition > Cross-sectional configuration of strand or fiber material is specified
Description: Subject matter wherein the cross-sectional shape of the strand or a filamentary constituent thereof or the fiber material is specified or of continuously uniform diameter or of a particular nature or specified shape or dimension.


Sub-classes under this class:

Class Number Class Name Patents
442/337 Cross-sectional configuration of strand or fiber material is other than circular 56
442/336 Cross-sectional configuration varies longitudinally along strand or fiber material 36
442/338 Hollow strand or fiber material 47
442/339 Microcellular strand or fiber material 7


Patents under this class:

Patent Number Title Of Patent Date Issued
7153793 Multilayer nonwovens incorporating differential cross-sections Dec. 26, 2006
6916752 Bondable, oriented, nonwoven fibrous webs and methods for making them Jul. 12, 2005
6855650 Synthetic fiber filled erosion control blanket Feb. 15, 2005
6838401 Heat-resistant fibrous paper Jan. 4, 2005
6821914 Polyester fiber having deformed cross section and yarn and fabric comprising the same Nov. 23, 2004
6812172 Microdenier fabric having enhanced dyed appearance Nov. 2, 2004
6790797 Insulating and footwear system Sep. 14, 2004
6777056 Regionally distinct nonwoven webs Aug. 17, 2004
6770580 Fabric material constructed from open-sided fibers for use in garments and the like Aug. 3, 2004
6753292 Silica-based photocatalyst fiber having visible-light activity and process for the production thereof Jun. 22, 2004
6692827 Lyocell fibers having high hemicellulose content Feb. 17, 2004
6642160 Loop material of hook-and-loop fastener and manufacturing process thereof Nov. 4, 2003
6583074 Nonwoven metal fabric Jun. 24, 2003
6518208 Continuous fiber nonwoven and the method for producing it Feb. 11, 2003
6410465 Composite sheet material Jun. 25, 2002
6407017 Wholly aromatic polyamide fiber synthetic paper sheet Jun. 18, 2002
6274521 Spun nonwoven fabric and apparatus for the manufacture thereof Aug. 14, 2001
5972505 Fibers capable of spontaneously transporting fluids Oct. 26, 1999
5899785 Nonwoven lap formed of very fine continuous filaments May. 4, 1999
5876840 Crimp enhancement additive for multicomponent filaments Mar. 2, 1999
5814404 Degradable multilayer melt blown microfibers Sep. 29, 1998
5780368 Spray processes using a gaseous flow for preparing biodegradable fibrils, nonwoven fabrics comprising biodegradable fibrils, and articles comprising such nonwoven fabrics Jul. 14, 1998
5733826 Inner sole for shoes and process for its manufacture Mar. 31, 1998
5731248 Insulation material Mar. 24, 1998
5629069 Absorbent paper and absorbent article provided therewith May. 13, 1997
5407737 Paper machine cover, in particular a drying filter Apr. 18, 1995
5356704 Tobacco smoke filter Oct. 18, 1994
5286929 Sound absorbing materials Feb. 15, 1994
5124198 Metal fiber mat/polymer composite Jun. 23, 1992
5079080 Process for forming a superabsorbent composite web from fiberforming thermoplastic polymer and supersorbing polymer and products produced thereby Jan. 7, 1992
5075161 Extremely fine polyphenylene sulphide fibres Dec. 24, 1991
5008145 Glass fiber reinforced poly(vinyl chloride) blend with improved heat distortion and tensile strength Apr. 16, 1991
4939027 Electroconductive thermoplastic resin sheets and molded articles Jul. 3, 1990
4917941 Fiber- and filament-containing ceramic preform and composite Apr. 17, 1990
4798757 Soft water-permeable polyolefin nonwovens having opaque characteristics Jan. 17, 1989
4713285 High temperature filter material Dec. 15, 1987
4496619 Fabric composed of bundles of superfine filaments Jan. 29, 1985
4434206 Shaped articles of porous carbon fibers Feb. 28, 1984
4234652 Microfibrous structures Nov. 18, 1980
4054709 Man-made fibre, yarn and textile produced therefrom Oct. 18, 1977



 
 
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