Patents Examined by Kathleen Choi
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Patent number: 5773370Abstract: An entangled multifilament yarn made from high strength filaments having a tenacity of at least about 7 g/d, a tensile modulus of at least about 150 g/d and an energy-to-break of at least about 8 J/g. The yarn is used to make ballistic resistant articles.Type: GrantFiled: February 15, 1996Date of Patent: June 30, 1998Assignee: AlliedSignal Inc.Inventors: James Jay Dunbar, Chok Bin Tan, Gene Clyde Weedon, Thomas Yiu-Tai Tam, Alfred Lewis Cutrone, Elizabeth Stroud Bledsoe
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Patent number: 5770291Abstract: The present invention is directed to a blank for folding into a body containment section of a casket, the blank comprising: a first stabilizing surface element, the first stabilizing surface element being a unitary element, a second stabilizing surface element positioned to lie above the first stabilizing surface element and spaced-apart therefrom, the second stabilizing surface element being a unitary element, and a core having a top surface and a bottom surface, the core being sandwiched between the first and second stabilizing surface elements, the bottom surface of the core being attached to the first stabilizing surface element and the top surface of the core being attached to the second stabilizing surface element, the core including a first section and a second section spaced-apart from the first section to form an elongated gap therebetween, the first and second sections of the core being arranged so that the blank can be bent along the gap, each of the first and second sections of the core being attaType: GrantFiled: January 22, 1996Date of Patent: June 23, 1998Assignee: Batesville Casket Company, Inc.Inventor: William C. Tambussi
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Patent number: 5766745Abstract: The present invention teaches a textile structure and method of making thereof which is useful for fire blocking a structure and insulating it from sound and heat. The textile structure includes at least one composite having three layers which are placed upon one another to form top, middle and bottom layers. The middle layer is a densified matt or batting having at least 10% by weight of carbonaceous fibers. The top and bottom layers are less densified matts or battings which have at least 10% by weight of carbonaceous fibers. Multiple composites may be secured together for increased protection against fire, sound and heat.Type: GrantFiled: February 9, 1996Date of Patent: June 16, 1998Inventors: W. Novis Smith, Toby Burnham
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Patent number: 5763336Abstract: A nonwoven bulky composite sheet material as first and second vapor permeable layers on opposite sides of a third layer of a bulky, flexible material. The third layer has a thickness in the range of 0.3 to 3.0 mm before being bonded between said first and second layers. The first layer, the second layer and the third layer are bonded together to form a flexible composite sheet with a thickness of at least 0.3 3 mm and a moisture vapor transmission of at least 100 g/m.sup.2 in 24 hours.Type: GrantFiled: May 10, 1996Date of Patent: June 9, 1998Assignee: E. I. du Pont de Nemours and CompanyInventors: David Charles Jones, Stasys Kestutis Rudys, Charles Benjamin Simon
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Patent number: 5763067Abstract: The present invention relates to layered bodies consisting of at least one plastic foam and/or latex foam layer and particulate, superabsorbent polymers for the absorption of water and aqueous liquids, which bodies comprise the superabsorber on, between, or below the foamed plastic and/or latex layer in a quantitatively and/or locally predetermined and fixed area, configuration at a quantity ratio of plastic and/or latex foam to the superabsorber of 1:500 to 50:1. The plastic/latex foam may comprise fillers, pigments and/or synthetic fibers. The layered bodies have an increased absorption capacity for water and aqueous liquids, in particular under load. They are manufactured by spreading out the foam, applying the superabsorber in the predetermined quantity ratio, optionally by using a stencil, and by fixing it by means of a heat treatment.Type: GrantFiled: November 22, 1996Date of Patent: June 9, 1998Assignee: Chemische Fabrik Stockhausen GmbHInventors: Helmut Bruggemann, Kurt Dahmen
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Patent number: 5759928Abstract: A pavement marking material comprises a flexible base sheet that is conformable to an irregular pavement surface. A non-continuous, durable, wear-resistant polymeric top layer is adhered to one surface of the base sheet. The discontinuous nature of the polymeric top layer provides for increased initial conformance of the pavement marking to irregular pavement surfaces. The discontinuous nature of the polymeric top layer also reduces elastic tensile stresses which tend to build up in continuous top layers and cause adhesive failure. A plurality of particles, retroreflective microspheres and/or skid-resistant particles, are embedded in and protrude from the non-continuous top layer.Type: GrantFiled: February 24, 1997Date of Patent: June 2, 1998Assignee: Minneota Mining and Manufacturing CompanyInventor: James H. C. Harper
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Patent number: 5759664Abstract: An improved composite ski structure comprising a core with a successful layering of at least two alternately diagonally offset composite layers, covered by two outer longitudinal layers. Both the top and bottom surfaces of the core are layered in this fashion, and the composite layers are preferably applied as a multi-layered outer laminate wrapped fully around the core. In a preferred form, a multi-functional epoxy is applied to bond the inner surface of the composite laminate to the core. In a further form of the invention at least the tip, and preferably also the tail of the core are formed from composite inserts, and at least the tip section of the outer laminate is cut in a herringbone pattern to be wrapped around a curved/angled tip without stress cracking. The invention also comprises a method for making a ski structure as described.Type: GrantFiled: February 29, 1996Date of Patent: June 2, 1998Assignee: Goode Ski TechnologiesInventors: William R. Chisnell, David P. Goode
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Patent number: 5753568Abstract: A moisture-permeable, waterproof fabric comprising a textile fabric and a resin coating containing a fluorine-containing polyurethane resin and polyurethane resin having a low degree of polymerization on at least one side of said textile fabric. This moisture-permeable, waterproof fabric is obtained by a process comprising coating a resin solution, containing a fluorine-containing polyurethane resin and a polyurethane resin having a low degree of polymerization, on at least one side of a textile fabric, followed by coagulating the resin, removing the solvent, drying the fabric and applying a water repellent.Type: GrantFiled: December 2, 1996Date of Patent: May 19, 1998Assignee: Komatsu Seiren Co., Ltd.Inventors: Yasunao Shimano, Masashi Mukai, Hideki Chatani, Kazuhiko Takashima, Yoshihiro Umezawa, Dai Hara
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Patent number: 5750246Abstract: The present invention provides a light-weight and luxury facing for seat which hardly gives rise to folding wrinkles when it is applied to one surface of a cushion constituting a seat; the facing for seat composed of the lamination of a surface material made of fabrics, a flexible cellular plastic middle layer, and a backing, in which the backing is made of a low friction synthetic resin, preferably the backing is coated with a coating agent, particularly preferably said coating agent is prepared from an oxidized polyethylene wax latex or polyvinylidene chloride or ethylene-vinyl acetate copolymer latex or mixture thereof.Type: GrantFiled: March 8, 1996Date of Patent: May 12, 1998Assignees: Kurashiki Boseki Kabushiki Kaisha, Ikeda Bussan Co., Ltd.Inventors: Hiroshi Yuasa, Kozo Furuichi
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Patent number: 5750256Abstract: A water-repellent fiber having adhered to the fiber surface of a thermoplastic resin, which is a fiber a textile oil in the amount of 0.1-0.8% by weight of the fiber comprising ingredients of the following (A), (B) and (C) wherein the textile oil comprises:(A) 5-15% by weight of at least one alkylsulfonate,(B) 5-45% by weight of at least one compound selected from polyol esters and aliphatic acid alkanol amides, and(C) 40-90% by weight of at least one compound selected from dibasic acid esters and polyethylene glycol esters.Type: GrantFiled: April 9, 1996Date of Patent: May 12, 1998Assignee: Chisso CorporationInventors: Hidemi Ito, Masahiko Taniguchi, Yoshimi Tsujiyama, Masahito Katsuya
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Patent number: 5747391Abstract: In the production of a backed nonwoven fabric by needle-punching, calendaring or heat treatment of a spun-bonded or fiber nonwoven produced from a polymer or synthetic fiber, subsequent further processing of the resultant nonwoven with an aqueous solution or dispersion of a crosslinkable polymer or melamine resin and subsequent drying and coating with bitumen or PVC plastisol, the improvement wherein the solution or dispersion contains silica sol in a quantity such that the weight ratio of polymer:SiO.sub.2 is from about 3:1 to 1:3 and the weight ratio of melamine resin:SiO.sub.2 is from about 10:1 to 1:1. The products have improved tear strength and dimensional stability.Type: GrantFiled: December 27, 1996Date of Patent: May 5, 1998Assignee: Bayer AktiengesellschaftInventor: Werner Neubach
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Patent number: 5747390Abstract: Absorbable/resorbable mixtures of aliphatic polyesters of poly(lactide), poly(glycolide), poly(trimethylene carbonate), poly(p-dioxanone) and poly(.epsilon.-caprolactone) and calcium containing bone regenerating compounds such as powdered, non-fibrous calcium phosphates are described. The composites when used to manufacture medical devices exhibit improved absorption characteristics and other physical properties.Type: GrantFiled: February 20, 1996Date of Patent: May 5, 1998Assignee: Ethicon, Inc.Inventors: Kevin Cooper, Chao C. Chen, Angelo Scopelianos
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Patent number: 5747394Abstract: Nonwoven webs consolidated and elastic transverse direction, laminates and methods of making same are disclosed.Type: GrantFiled: August 15, 1995Date of Patent: May 5, 1998Assignee: The University of Tennessee Research CorporationInventors: Charles B. Hassenboehler, Jr., Larry C. Wadsworth
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Patent number: 5744230Abstract: Acoustical tiles having incorporated therein microbicidal amounts of a microbicide are effective in inhibiting growth of micro-organisms (including viruses) in the tile pores and preventing spread of disease, cross-infections, and food contamination in facilities employing acoustical tiles.Type: GrantFiled: July 15, 1994Date of Patent: April 28, 1998Inventor: Felix G. Janssen
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Patent number: 5743776Abstract: To prevent body fluids from flowing backward through a liquid-permeable topsheet for use in body fluids absorptive goods, the topsheet is formed by a nonwoven fabric made of thermoplastic synthetic fibers appropriately fused together and the topsheet is provided with openings and a skin-contacting region continuously extending around the openings. A first zone of the topsheet has a water-resistance at least in the skin-contacting region which is higher than a water-resistance in a second zone extending outside the first zone so as to suppress a back flow of body fluids possibly occurring in the skin-contacting region.Type: GrantFiled: August 5, 1996Date of Patent: April 28, 1998Assignee: Uni-Charm CorporationInventors: Takamitsu Igaue, Hisashi Takai, Tsutomu Kido
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Patent number: 5744206Abstract: Braided tubular sleeving with at least two rib strands braided into and around the circumference, optionally encased in a smooth unribbed braid, and in one aspect coated with a vermiculite coating.Type: GrantFiled: November 6, 1996Date of Patent: April 28, 1998Assignee: Vitrica, S.A. de C.V.Inventors: Jaime Ellstein Russek, Marcelo Mejia Garcia
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Patent number: 5741590Abstract: An iridescent effect is achieved in satin weave filling-faced fabric using sheath-core filaments wherein the core is dyed to a color that is different from that of the sheath.Type: GrantFiled: September 15, 1995Date of Patent: April 21, 1998Assignee: E. I. du Pont de Nemours and CompanyInventors: Henry Kobsa, Barry Rubin, Stephen Marshall Shearer, James Edmond Van Trump, Walter P. Warren
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Patent number: 5736222Abstract: Improved pin-reinforced sandwich structure ties the face sheets (typically on opposite sides of a foam core) together with a plurality of Z-pins that extend into each face sheet (through the core). The pins are arranged in a an interlaced configuration off-normal to provide crack resistance around fasteners for connecting the composite structure to other structural elements in aerospace applications.Type: GrantFiled: March 19, 1996Date of Patent: April 7, 1998Assignee: The Boeing CompanyInventor: James J. Childress
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Patent number: 5736469Abstract: Anti-static cleanroom products having a coating of conductive polymeric particulates which decreases the surface resistivity of the products. Preferably, the particulates are pyrrole polymers. The anti-static properties are achieved by depositing conductive polymer particles onto the non-conductive substrate surface. The anti-static products include cleanroom wipers, stationery products (notebooks and writing instruments), garments and swabs (polyurethane foam tipped). The cleanroom stationery products include notebooks comprising polyethylene impregnated with silica. The invention also includes anti-static plastic gloves.Type: GrantFiled: March 15, 1996Date of Patent: April 7, 1998Assignee: The Texwipe Company LLCInventors: Himansu R. Bhattacharjee, Edward Paley
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Patent number: 5736219Abstract: A non-woven fabric having improved absorbent characteristics. The fabric has three different fiber arrays which are interconnected to produce a unique fiber distribution in the fabric.Type: GrantFiled: June 11, 1996Date of Patent: April 7, 1998Assignee: McNeil-PPC, Inc.Inventors: Susan Lynn Suehr, Linda J. McMeekin, James E. Knox, Frank J. Flesch