Patents Examined by Elizabeth Cole
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Patent number: 8597762Abstract: A preform made of composite material designed to be formed on a laboratory model and to be integrated in a base plate of a dental prosthesis. The preform comprises a grid formed by a meshing of weft threads and warp threads coated in an impregnating resin, the space between the meshes being exempt of fibers and resin, and determining a surface of free spaces of more than 25% of the total surface of the grid. The weft threads are fixed onto the warp threads at the nodes of the meshing to enable the preform to be handled and to be formed on a laboratory model, without the impregnating resin creeping into the spaces of the meshes.Type: GrantFiled: December 14, 2009Date of Patent: December 3, 2013Inventors: Bruno Clunet-Coste, Bernard Maneuf, André Collombin, Yannick Le Guay
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Patent number: 8597787Abstract: Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an elastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate; and a polymer of a compound having a sulfonate group contained in the elastic yarn.Type: GrantFiled: December 13, 2007Date of Patent: December 3, 2013Assignee: INVISTA North America S.à.r.l.Inventors: Toshihiro Tanaka, Hirokuni Inoue, Masahi Hara, Tatsuaki Kanbayashi
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Patent number: 8586490Abstract: An extruded web is disclosed. The extruded web can be either a nonwoven material of a films. The web comprises a plasto-elastic material where the plasto-elastic material is a combination of a first polyolefin and a second polyolefin (either a polymeric blends or a polymeric mixture). The claimed combination of polyolefins results in a material that has substantially plastic properties when a sample taken from said web is subjected to an initial strain cycle (such that the web is provided with a set of at least 30% by an initial strain cycle) and substantially elastic properties when a sample taken from the web is subjected to at least a second strain cycle.Type: GrantFiled: May 23, 2012Date of Patent: November 19, 2013Assignee: The Procter & Gamble CompanyInventors: Jean-Philippe Marie Autran, Donald Carroll Roe
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Patent number: 8574713Abstract: The present invention relates to fibers exhibiting a water contact angle of above 150° and water contact angle hysteresis of below 15°, methods of producing the same, and applications thereof. The present invention further relates to superhydrophobic fiber mats, methods of producing the same, and applications thereof.Type: GrantFiled: March 9, 2006Date of Patent: November 5, 2013Assignee: Massachusetts Institute of TechnologyInventors: Gregory C. Rutledge, Randal M. Hill, Joseph L Lowery, Minglin Ma, Sergey Fridrikh
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Patent number: 8551894Abstract: Polyethyleneimine and polyalkylene biguanide ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.Type: GrantFiled: September 18, 2009Date of Patent: October 8, 2013Assignee: 3M Innovative Properties CompanyInventors: Kannan Seshadri, Jerald K. Rasmussen, Clinton P. Waller, Jr., Douglas E. Weiss, Yi He
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Patent number: 8545980Abstract: A polypropylene resin having: (1) a melt flow rate (MFR) of 6 to 100 g/10 minutes, (2) a molecular weight distribution (Mw/Mn), measured by gel permeation chromatography, of 3 to 6, and (3) a 116° C. non-eluted component content (100-W116(%)) of 50% or more and a content of components eluted at 90° C. or less (W90) of 10 to 30%, measured by temperature-rising fractional chromatography (TREF).Type: GrantFiled: October 31, 2005Date of Patent: October 1, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Takeharu Tajima, Toshitaka Kanai, Tomoaki Takebe, Yutaka Minami
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Patent number: 8536075Abstract: A textile thread or fiber has a plurality of elements, such as electronic elements, embedded or encapsulated therein. The textile thread or fiber could also be part of a fabric article. The textile thread or fiber, for example, has the plurality of elements interconnected, or otherwise intercommunicating, with one another to form a signal processing system. This signal processing system may include, for example, a personal computer system, a personal telecommunications transmitter/receiver system or a personal television and/or radio system.Type: GrantFiled: April 10, 2002Date of Patent: September 17, 2013Inventor: Philip Noel Leonard
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Patent number: 8524620Abstract: A method of forming an exterior surface protective structure (12) for an aircraft (10) includes uniting a loaded surfacer (52) having a carrier (51) to a hybrid prepreg substrate (32). The prepreg substrate (32) includes a carbon fabric (44) with an integral conductive component (48) having conductivity with in a metal conductivity range and is united to a base substrate (30). The loaded surfacer (52) and the prepreg substrate (32) are cured, which includes interfacially adhering matter between the loaded surfacer (52) and the prepreg substrate (32). A protective fabric system (12) for an exterior (14) of an aircraft (10) includes the base substrate (30). The hybrid prepreg substrate (32) is coupled to the base substrate (30). The loaded surfacer (52) with the carrier (51) is interfacially adhered to the prepreg substrate (32).Type: GrantFiled: April 14, 2008Date of Patent: September 3, 2013Assignee: The Boeing CompanyInventor: Arlene McKeeman Brown
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Patent number: 8524355Abstract: A disposable absorbent article includes an absorbent mat provided between a liquid-permeable top sheet and a liquid-impermeable back sheet. Herein, the absorbent mat includes a sheet-like water-absorbent layer that contains a water-absorbent resin powder but that does not contain pulp fibers, and a fiber assembly layer that contains both the water-absorbent resin powder and the pulp fibers, the sheet-like water-absorbent layer and the fiber assembly layer arranged sequentially in this order from a top sheet side. The fiber assembly layer includes a fiber presence region in which both the pulp fibers and the water-absorbent resin powder are present, and a fiber absence region in which both the pulp fibers and the water-absorbent resin powder are absent, the fiber presence region and the fiber absence region formed to be adjacent with each other.Type: GrantFiled: May 10, 2004Date of Patent: September 3, 2013Assignee: Livedo CorporationInventor: Kenji Nakaoka
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Patent number: 8513147Abstract: A water non-dispersible polymer microfiber is provided comprising at least one water non-dispersible polymer wherein the water non-dispersible polymer microfiber has an equivalent diameter of less than 5 microns and length of less than 25 millimeters. A process for producing water non-dispersible polymer microfibers is also provided, the process comprising: a) cutting a multicomponent fiber into cut multicomponent fibers; b) contacting a fiber-containing feedstock with water to produce a fiber mix slurry; wherein the fiber-containing feedstock comprises cut multicomponent fibers; c) heating the fiber mix slurry to produce a heated fiber mix slurry; d) optionally, mixing the fiber mix slurry in a shearing zone; e) removing at least a portion of the sulfopolyester from the multicomponent fiber to produce a slurry mixture comprising a sulfopolyester dispersion and water non-dispersible polymer microfibers; and f) separating the water non-dispersible polymer microfibers from the slurry mixture.Type: GrantFiled: August 27, 2008Date of Patent: August 20, 2013Assignee: Eastman Chemical CompanyInventors: Rakesh Kumar Gupta, Daniel William Klosiewicz, Melvin Glenn Mitchell
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Patent number: 8513146Abstract: The invention provides a polyester bicomponent staple fiber comprising poly(trimethylene terephthalate) and at least one polymer selected from the group consisting of poly(ethylene terephthalate), poly(trimethylene terephthalate), and poly(tetramethylene terephthalate) or a combination of such members, said bicomponent staple fiber having: a) a scalloped oval cross-section shape having an aspect ratio a:b of about 2:1 to about 5:1 wherein ‘a’ is a fiber cross-section major axis length and ‘b’ is a fiber cross-section minor axis length; b) a polymer interface substantially perpendicular to the major axis; c) a cross-section configuration selected from the group consisting of side-by-side and eccentric sheath-core; d) a plurality of longitudinal grooves; and e) a groove ratio of about 1.05:1 to about 1.9:1. Additionally, the invention provides a spun yarn comprising cotton and the polyester bicomponent staple fiber of the invention, as well as fabrics and garments comprising the spun yarn of the invention.Type: GrantFiled: September 29, 2005Date of Patent: August 20, 2013Assignee: Invista North America S.ár.l.Inventors: Geoffrey David Hietpas, David A. Price, Sr., Steven Wayne Smith
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Patent number: 8510922Abstract: A hydroengorged spunmelt nonwoven formed of thermoplastic continuous fibers and a pattern of fusion bonds. The nonwoven has either a percentage bond area of less than 10 percent, or a percentage bond area of at least 10% wherein the pattern of fusion bonds is anisotropic.Type: GrantFiled: December 12, 2011Date of Patent: August 20, 2013Assignee: First Quality Nonwovens, Inc.Inventors: Mordechai Turi, Michael Kauschke
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Patent number: 8507391Abstract: An article has an elastic main element based on a vulcanizate having a wear-susceptible article surface. The article is primarily a drive belt (8) having a top layer (9) as the belt rear and a substructure (10) having a force transmission zone (13), wherein the force transmission zone and/or the top layer is/are supplied with a textile overlay (15), wherein the textile overlay is in turn additionally prepared with a plastic. The plastic is a bonding agent that is arranged between the main body and the textile overlay (15), wherein the plastic is supplied such that it melts during vulcanization and penetrates into the textile overlay while bonding, connected to a permanent adhesive bond between main body and textile overlay. A cotton fabric is used as the textile overlay (15), for example. The plastic is in the form of a film, for example, particularly in the form of a PE film. The primary purpose of use is the V-belt, ribbed V-belt (8) and the toothed belt.Type: GrantFiled: June 10, 2011Date of Patent: August 13, 2013Assignee: ContiTech Antriebssysteme GmbHInventors: Marko Schleicher, Henning Kanzow, Claus-Lueder Mahnken, Siegmar Gebhardt
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Patent number: 8501645Abstract: Filamentous bodies which are longitudinally extended and other film-like constructions are made by combining liquid silicone-containing precursors with air and extruding them. Distinct types or grades of fibers, strands, and other film-like constructions are produced which have a multiplicity of useful applications and indications for use owing to their inherent memory, compactability, tensile strength and density. Processes for making the novel enhanced filamentous bodies and products by the same can be optimized for uses ranging from safe and effective (“leak-free”) prosthetics to cushions, inserts, membranes, in a plurality of fields from consumer electronics to medical devices, and athletic or orthopedic shoe inserts.Type: GrantFiled: June 30, 2005Date of Patent: August 6, 2013Inventor: Van Hai Pham
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Patent number: 8501639Abstract: A thermally protective, flame retardant fabric includes a substrate treated with a combination of a flame retardant agent and an intumescent agent. The substrate includes non-thermoplastic fibers or a blend of non-thermoplastic fibers and thermoplastic fibers having a basis weight ranging from 2.0 to 15.0 ounces per square yard. The fabric has a contact thermal protective performance value of at least 4.5 and a contact thermal protective performance efficiency greater than 1.1. Applications of the fabric include protective garments, articles of furniture, vehicle components, building components, electrical components, decorative components, appliances, and containers.Type: GrantFiled: November 7, 2011Date of Patent: August 6, 2013Assignee: Precision Fabrics Group, Inc.Inventors: Vincent Andrews Monfalcone, III, Charles Detwiler Roberson, Ladson L. Fraser, Jr.
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Patent number: 8486847Abstract: A fabric having moisture management function, which has a structure simulating plant structure and comprises at least two layers as follows: a bottom layer, which is of a leno or matt structure simulating main stem of plant, in which a number of yarns are grouped together to form a plurality of fabric units; said bottom layer can be adapted to be in contact with human skin; a top layer, which is of a plain weave structure, in which the yarns of said fabric unit further split in the top layer to form such a plain weave structure, simulating the branching in plant structure; wherein, in said fabric, water can be transported from the bottom layer to the middle layer and further to the top layer where it evaporates due to the improved capillarity of the yarns so as to provide better moisture management function.Type: GrantFiled: March 9, 2007Date of Patent: July 16, 2013Assignee: The Hong Kong Polytechnic UniversityInventors: Jintu Fan, Yu-cheung Szeto, Manas Kumar Sarkar
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Patent number: 8475919Abstract: A fiber blend for yarns and fabrics for use in military, fire-fighting, industrial work wear, and first responder protective clothing to provide multifunctional protection to the wearer, the fiber blend including an aramid fiber blend, wool fibers, and electrostatic dissipative fibers, wherein the aramid fiber blend includes meta-aramid fibers, para-aramid fibers and electrostatic dissipative fibers.Type: GrantFiled: January 11, 2008Date of Patent: July 2, 2013Assignee: The United States of America as Represented by the Secretary of the ArmyInventor: Carole A. Winterhalter
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Patent number: 8476172Abstract: An electrically conductive knitted fabric comprising stitched rows of an electrically non-conductive ground thread (1), and of stitched rows of an electrically conductive thread (2) placed therebetween. In addition, a number of rows of an electrically non-conductive ground thread can alternate with one or more rows of comprising electrically conductive thread. A connection overlapping the rows comprising electrically non-conducting thread exists in places between the rows comprising electrically conductive thread.Type: GrantFiled: January 23, 2007Date of Patent: July 2, 2013Assignee: Medi GmbH & Co. KGInventor: Kurt Christof
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Patent number: 8460790Abstract: The present invention provides an aggregate of nanofibers having less spread of single fiber fineness values that can be used in wide applications without limitation to the shape and the kind of the polymer, and a method for manufacturing the same. The present invention is an aggregate of nanofibers made of a thermoplastic polymer having single fiber fineness by number average in a range from 1×10?7 to 2×10?4 dtex and single fibers of 60% or more in fineness ratio have single fiber fineness in a range from 1×10?7 to 2×10?4 dtex.Type: GrantFiled: October 22, 2003Date of Patent: June 11, 2013Assignee: TORAY Industries, Inc.Inventors: Takashi Ochi, Akira Kishiro, Shuichi Nonaka
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Patent number: 8461063Abstract: The invention relates to a packaging material for corrosible metallic objects, comprised of a plastic film forming a package outer surface, an inner layer, and an adhesive layer bonding the plastic film to the inner layer, wherein the adhesive layer comprises a volatile corrosion inhibitor and the inner layer has a high permeability for the corrosion inhibitor on the package outer surface as compared to the plastic film. According to the invention the adhesive layer is formed by a chemically binding reaction adhesive.Type: GrantFiled: October 20, 2009Date of Patent: June 11, 2013Assignee: Nordenia Deutschland Gronau GmbHInventors: Tilo Wachs, Josef Leuders, Juergen Triebert