Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7820568 | Leather-like sheet and production method thereof A leather-like sheet excellent in repulsive feeling is provided by a leather-like sheet substantially including a fibrous material which is a leather-like sheet in which a staple fiber nonwoven fabric (A) in which ultra-fine fibers of an average single fiber finenes... | 10/26/2010 |
| 7666803 | Reinforced absorbable multilayered fabric for use in medical devices The present invention is directed to a multilayered fabric comprising a first absorbable nonwoven fabric and a second absorbable woven or knitted fabric. ... | 02/23/2010 |
| 7601656 | Leather-like sheet and process for producing thereof A leather-like sheet excellent in stretchability which is obtained by integrating by entanglement of a woven or knitted fabric and an ultrafine fiber of 0.0001 to 0.5 dtex, wherein at least one face of the leather-like sheet is substantially composed of said ultrafi... | 10/13/2009 |
| 7435693 | Toughened, non-crimped unidirectional fabric apparatus and method of making same A non-crimped, unidirectional fabric. The fabric includes a plurality of non-crimped, unidirectional fibers arranged parallel to one another. Weft fibers are arranged perpendicular to the non-crimped, unidirectional fibers. Warp fibers are arranged parallel to the n... | 10/14/2008 |
| 7405171 | Elastic nonwoven fabric and fiber products manufactured therefrom PROBLEM TO BE SOLVED: To provide an elastic nonwoven fabric with a good elasticity, adequate strength under elongation, good antiblocking property and favorable feeling, suitable for fiber products, at low cost, as well as fiber products using the same. SOLUT... | 07/29/2008 |
| 7387976 | Composite fiber structure and method for producing the same A web containing comprising side-by-side or eccentric core/shell conjugate short fibers A, which contain two kinds of polyester different from each other in intrinsic viscosity, and elastic conjugate fibers B, which contain a thermoplastic elastomer having a melting... | 06/17/2008 |
| 7370766 | Filter cloth and replaceable filter module A filter cloth whose underside comprises substantially parallel, additional yarns 8 that are thicker than the rest of the yarns of the cloth, substantially parallel channels 9 being formed between the yarns, wherein filtered liquid passed through the c... | 05/13/2008 |
| 7358202 | Infusion fabric for molding large composite structures An infusion fabric includes a mat selected from a group consisting of continuous filament mat, direct chopped mat, direct continuous mat and combinations thereof and a woven roving or bonded reinforcement layer. The mat and woven roving reinforcement layer are stitc... | 04/15/2008 |
| 7328463 | Water-soluble articles and methods of making and using the same Water-soluble articles and methods of making, using and disposing of the water-soluble articles are disclosed. ... | 02/12/2008 |
| 7322593 | Running board for vehicle having class A finish A running board for a passenger car or light truck is assembled from an upper molded thermoplastic section or component having a Class A automotive finish and a lower component or section having reinforcing ribs and mounting brackets. The upper section includes thre... | 01/29/2008 |
| 7320743 | Method of making a tissue basesheet A method of imparting bulk and/or visual aesthetics to a tissue basesheet involves pressing the basesheet with a felt having a raised pattern on it so that the pattern becomes inherent in the sheet. A pattern is stitched into a carrier layer which is joined to a sub... | 01/22/2008 |
| 7309665 | Failure resistant flame retardant vapor barrier insulation facing A failure resistant, flame retardant vapor barrier facing for insulation is disclosed. The facing is comprised of a coating and a backing. The coating comprises a pair of coextruded composites each composite comprised of FR material, UV blocking material, pigment ma... | 12/18/2007 |
| 7294238 | Non-woven through air dryer and transfer fabrics for tissue making One embodiment of the present invention is an endless non-woven tissue making fabric having a three-dimensional texture suitable for use as a fabric for producing three-dimensional fibrous webs. The endless non-woven tissue making fabric comprises a plurality of sub... | 11/13/2007 |
| 7291763 | Absorbent barrier structures having a high convective air flow rate and articles made therefrom Absorbent articles which provide superior protection against wet through under impact or sustained pressure, and high convective air flow therethrough for skin health and comfort benefits. An absorbent article comprising an absorbent core and an absorbent barrier st... | 11/06/2007 |
| RE39761 | Laminate wall structure A laminate wall structure which can be used as an exterior wall in manufactured housing and site built construction is made up of a low density layer having a density of from about one-half pound to three pounds per cubic foot, a second, reinforcing layer laminated ... | 08/07/2007 |
| 7220689 | In line faced marine insulation, and method of production A method of producing a lightweight heat resistant and insulative composite sheet, and containing glass fibers, consisting essentially of homogenized glass fiber and binder materials forming a first layer, binder material extending in a second layer on a surface of ... | 05/22/2007 |
| 7192895 | Papermaking felt This invention relates to a papermaking felt which makes it possible to increase the proportion of the base body thereby preventing flattening without costing extra production man-hour, and to maintain the functions such as the water drainage, wet paper smoothening ... | 03/20/2007 |
| 7183230 | Protective cover system including a corrosion inhibitor A protective cover system (100) for inhibiting corrosion of a metallic object. The protective cover system includes a cover (101, 200, 600) for defining a microenvironment and a corrosion inhibitor source for releasing one or more corrosion inhibitors ... | 02/27/2007 |
| 7183334 | Low temperature molding compositions with solid thermoplastic elastomer thickeners and fiber reinforcement A method of preparing fiber sheet molding compounds with a fabric of continuous fiber reinforcement that can be molded under low pressures and temperatures to provide thermoset articles, wherein liquid reactive components are slowly absorbed in solid acrylic resin. ... | 02/27/2007 |
| 7182172 | Sound insulation system A sound insulation system for use with a vehicle includes a layer of fibrous padding material having a first surface and an opposite second surface. The first surface includes multiple spaced apart recesses. The second surface includes a substantially flat surface p... | 02/27/2007 |
| 7179538 | Flexible leather laminate A heat and pressure consolidated flexible laminate, and a method for producing the same, is provided that includes in superimposed relationship, a flexible, resin coated backing layer consisting of one or more sheets, a decorative layer consisting essentially of a l... | 02/20/2007 |
| 7157388 | Outdoor fabric A unique and novel durable environmentally stabilized, waterproof, and moisture vapor permeable composite sheet material is described that includes a moisture permeable monolithic film, coating, or film/nonwoven laminate, that is held in close proximity to one or mo... | 01/02/2007 |
| 7135095 | Papermaking press felt and press apparatus for a papermaking machine A press felt for use in a papermaking machine comprises a base body, a batt material and a hydrophilic nonwoven fabric, all intertwiningly integrated by needle punching. The batt material comprises a staple fiber, and is composed of a wet paper web side layer and a ... | 11/14/2006 |
| 7101818 | Enhanced energy absorbing materials Dense, highly stable, high performance ballistic material comprises at least one woven layer of ballistic grade fiber (preferably a stack of such layers) and at least one nonwoven layer of fabric which is entangled with the woven or unidirectional layer by needle fe... | 09/05/2006 |
| 7064092 | Woven face polyvinyl chloride floor covering The floor covering includes multiple layers including a non-woven base layer, a VAE precoat applied to the non-woven woven base layer and overlaid by a first PVC layer. A fiberglass mat is applied over the first PVC layer and a second PVC layer is applied over the m... | 06/20/2006 |
| 7043761 | Removable insulated head gear lining The present invention features a removable liner for headgear. The inventive liner is specifically configured for placement within a cap member, hat, or any sort of headwear for enhanced thermal comfort. The liner is comprised of two shell layers that are made from ... | 05/16/2006 |
| 7025539 | Sheet pile for forming barrier walls A series of duplicate structural panels form a substantially flat sea wall, barrier wall, and the like, fabricated of synthetic resin material for driving into soils. The structural panel is elongated and of constant size and shape along its length, and is character... | 04/11/2006 |
| 7022632 | Composite nonwoven fabric for protective clothing and production method thereof The composite nonwoven fabric for protective clothing of the present invention comprises (A) a water vapor-permeable, water-resistant nonwoven fabric made of polyolefin-based ultra-fine fibers having an average fiber diameter of 5 μm or less, (B) a heat-bonding non... | 04/04/2006 |
| 6995100 | Composite sheet and process for making the same A composite sheet that comprises an elastically stretchable layer and an inelastically stretchable layer formed with inelastically stretchable continuous fibers bonded to at least one surface of the elastically stretchable layer intermittently in one direction. The ... | 02/07/2006 |
| 6969691 | Doctor blade for removing water A doctor blade for removing water from a mating member, such as a grooved elastic belt in the press part of a papermaking machine, comprises a resin-impregnated fibrous laminate, in which at least a part of the warp of a base material in the laminate, which comes in... | 11/29/2005 |
| 6918998 | On-machine-seamable industrial fabric comprised of interconnected rings An on-machine-seamable industrial fabric comprising rings connected by pintles. In one principal embodiment, the rings are oriented in the machine direction and the pintles extend at an angle, connecting the rings. Such configuration improves the strength of the fab... | 07/19/2005 |
| 6914022 | Reusable surface insulation containing polybenzazole A lightweight, flexible, layered insulation composed of glass or ceramic fabric covered with a ceramic coating and overlying an insulating felt made from needled polybenzazole (PBZ) material which is preferably polybenzoxazole (PBO), and which optionally contains a ... | 07/05/2005 |
| 6849565 | Carpet construction and carpet backings for same Carpet backings and use thereof in tufted carpets with good tuft bind and fuzz resistance and free of inorganic and latex materials are disclosed. Backings suitable as tuftable primary backings or as secondary backings have a nonwoven fabric with thermoplastic filam... | 02/01/2005 |
| 6846759 | Adhesive coated polyester felt A method of making a soft, well cushioned, fabric suitable for use in an automotive interior, furniture and upholstery. The fabric which is formed by depositing a coating of a high temperature adhesive having a viscosity of 6×104 to 75×104 ce... | 01/25/2005 |
| 6835677 | Composite for use in the manufacture of transportation vehicle seating trim A composite fabric for use as a replacement for vinyl transportation vehicle seating trim is described. The composite includes a woven fabric bonded to a nonwoven substrate, and is desirably substantially all-polyester. The composite has physical properties superior... | 12/28/2004 |
| 6835676 | Fire-resistant composite panel and fire-resistant decorative composite panel using the same The present invention relates to a fire-resistant composite panel having superior fire-resistance and impact-resistance, a low dimensional change, and good workability to form a curvature, and it also relates to a fire-resistant decorative composite panel using the ... | 12/28/2004 |
| 6833334 | Flexible corrosion-inhibiting cover for a metallic object A cover (200) for inhibiting corrosion of a metallic object over which the cover is placed. The cover has an inner surface (104) defined by a liquid-permeable layer (202) and an outer surface (102) defined by a liquid-impermeable layer ( | 12/21/2004 |
| 6806215 | Composite structure for protective garment A composite structure for a protective garment, such as a protective garment for a firefighter, has a moisture absorber, a moisture barrier and an outer shell. The moisture barrier is disposed outwardly in relation to the moisture absorber, while the outer shell is ... | 10/19/2004 |
| 6787492 | Filter cloth The invention relates to a filter cloth intended for a filter which has a variable volume and is based on diaphragm extrusion, particularly for a Larox®-type vertical pressure filter. The filtering properties of the filter cloth (5) are substantially similar... | 09/07/2004 |
| 6770582 | Adhesive coated polyester felt A composite laminate suitable for use in upholstery, automotive interiors and the like, which is made of a polyester felt substrate, an adhesive coating is contained on said felt substrate which obviates the need for a barrier layer for a vinyl laminate, with a viny... | 08/03/2004 |
