Patents Examined by Charles Nold
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Patent number: 5776564Abstract: To insert insulated conductors or cables jacketed with an insulation or a sheath of a fluorinated ethylene polymer imperviously into a housing of thermoplastic material produced by means of extrusion, the conductor insulation or the sheath is provided with an external coating of a thermoplastic material.Type: GrantFiled: March 4, 1996Date of Patent: July 7, 1998Assignee: Siemens AktiengesellschaftInventor: Horst Kontants
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Patent number: 5770313Abstract: The present invention relates to a novel composite material, that is, a prepreg, obtained by bonding a film (1) comprised of an organic polymer having substantially no melting point and having a high modulus of 700 kg/mm.sup.3 or more and a high strength of 35 kg/mm.sup.2 or more and a resin layer (2) and/or fiber-reinforced layer (3), a composite molded body, and a method of manufacturing a composite molded body.The composite molded body obtained by bonding the film (1) and the resin layer (2) of the present invention has superior strength, excellent pliability, and large toughness in all directions. Further, the composite molded body obtained by bonding the film (1) and the fiber-reinforced resin layer (3) has both an extremely large impact resistance which could never be obtained with conventional molded bodies and also a strength and modulus greater than in the past. The molded body can be suitably used for aerospace equipment, sports goods, leisure goods, etc.Type: GrantFiled: September 6, 1996Date of Patent: June 23, 1998Assignee: Asahi Kasei Kogyo Kabushiki KaishaInventors: Goro Furumoto, Takashi Fujiwara, Tsuneo Igarashi
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Patent number: 5766713Abstract: Elastomeric vehicle hoses based on ethylene, alpha-olefin, vinyl norbornene elastomeric polymers will exhibit improved cure state and improved long term heat aging. Long term heat aging is an important consideration, as vehicle lives get longer and under the hood temperatures get higher. Also, such elastomeric based hoses will have improved compression set under a wide range of service temperatures. Such excellent compression set values lead to improved sealability over a wide temperature range. Additionally, these elastomeric polymers exhibit lower compound viscosity leading generally to improved processability.Type: GrantFiled: June 14, 1995Date of Patent: June 16, 1998Assignee: Exxon Chemical Patents Inc.Inventors: Periagaram S. Ravishankar, Jean-Roch Schauder
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Patent number: 5766704Abstract: The invention provides a conforming medium containing gels for customized fitting components, such as those used in a shoe. The invention further includes environmentally-responsive gels that are temperature-responsive so that they will react to body heat to transition from a liquid to a gel state or a gel state to a liquid state. The invention optionally includes thermally-sensitive dyes and other colorants in the environmentally-responsive gels. Furthermore, the invention is directed to an article for conforming to the contours of an object having isolation means, such as a bladder of a flexible member, to contain the environmentally-responsive gel therein.Type: GrantFiled: March 13, 1996Date of Patent: June 16, 1998Assignee: Acushnet CompanyInventors: Bernie Allen, Zoran Petrovic, Ivan Javni
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Patent number: 5763036Abstract: A modified bitumen sheet material and method for a protective moisture barrier, particularly for masonry surfaces. The sheet material has a bitumen layer modified by the addition of a minor amount of a long-chain polybutadiene-isocyanate urethane polymer and optionally, a modifying amount of a hydrocarbon oil to provide a stable, non-flow and selected tackified surface properties to the bitumen layer. The sheet material includes a releasable casting paper film on one surface of the bitumen layer, to be removed prior to use, and a cross-linked polyethylene film bonded to the other outer surface of the bitumen layer as a handling or moisture barrier sheet. The sheet material is prepared by casting the hot, melted bitumen as a layer onto a casting paper sheet and applying the outer film to the exposed bitumen surface to bond to the top surface.Type: GrantFiled: July 10, 1995Date of Patent: June 9, 1998Assignee: Interface, Inc.Inventors: C. Edward Terry, Raymond A. Berard, Daniel F. Pinholster, Jr.
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Patent number: 5763033Abstract: The present invention is a plastic container coated with a multi-layer barrier coating. The multi-layer barrier coating is useful for providing an effective barrier against gas permeability in containers and for extending shelf-life of containers, especially plastic evacuated blood collection devices.Type: GrantFiled: January 30, 1996Date of Patent: June 9, 1998Assignee: Becton, Dickinson and CompanyInventors: Yelena G. Tropsha, Christopher J. Knors, Susan L. Burkett, Bryan Soo Wong
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Patent number: 5763111Abstract: An electroluminescence element including at least an insulating substrate, a first electrode, a first insulating layer, a luminescent layer having at least one side constructed and arranged to allow light to pass out of the electroluminescence element, a second insulating layer and a second electrode in this order in a stack, with the components on the at least one side of the luminescent layer being optically transparent. The luminescent layer includes a base material formed from a II-VI compound semiconductor, at least one rare earth element, and at least one halogen element substituted for a VI group element at a lattice site of the VI group element of the II-VI compound semiconductor and located in the vicinity of the at least one rare earth element.Type: GrantFiled: April 12, 1996Date of Patent: June 9, 1998Assignees: Nippondenso Co., Ltd., Research Development CorporationInventors: Masayuki Katayama, Atsushi Mizutani, Yutaka Hattori, Nobuei Ito
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Patent number: 5759651Abstract: A thin-walled, deep-draw-ironed seamless can comprising a laminate of a metal sheet and a biaxially stretched film of polyester or copolyester mainly comprising an ethylene terephthalate unit. The thickness of the side wall portion of the can is reduced to from 30 to 85% of the original thickness of the laminate. The film layer on the side wall portion of the can has a parallel component orientation (D1) defined by formula (1) of 65% or more and a half width (Wh) of the peak at an angle of diffraction 2.theta. of from 14.degree. to 20.degree. falling within 1.8.degree..Type: GrantFiled: March 6, 1996Date of Patent: June 2, 1998Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Sachiko Machii, Tetsuo Miyazawa, Kenichirou Nakamaki, Katsuhiro Imazu
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Patent number: 5759646Abstract: Proposed is an improvement in a vessel, e.g., crucible, of pyrolytic boron nitride (PBN) used, for example, in the process of molecular beam epitaxy for melting silicon and the like at a high temperature. Different from conventional PBN crucibles used for such a process, in which contamination of high-purity silicon is unavoidable by the reaction of molten silicon with PBN or a thermal decomposition products of boron nitride, the inventive PBN vessel is provided on the surface with a protective coating layer of pyrolytic graphite or a refractory metal such as platinum so as not to cause troubles due to contamination of high-purity silicon melted therein with the crucible materials.Type: GrantFiled: August 16, 1996Date of Patent: June 2, 1998Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Shoji Kano, Nobuo Kawada, Ryoji Nakajima, Yukio Kurosawa
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Patent number: 5759653Abstract: An oxygen scavenging composition, method of making the same, and multilayer container structures thereof which enable accelerated activation of the oxygen scavenging property and/or barrier layers to prevent depletion of the oxygen scavenging property. In making a container wall, or a precursor thereof such as a preform, a base polymer is used including post-consumer polyethylene terephthalate (PC-PET) and an oxygen scavenger. A resulting multilayer package wall may include an oxygen scavenging core layer and an inner layer of a material having a high oxygen barrier condition prior to product filling, and a second lower oxygen barrier condition after product filling. The inner layer thus allows oxygen entrapped in the container during product filling to be transmitted through the inner layer and absorbed by the core oxygen scavenging layer, in order to increase the product shelf life.Type: GrantFiled: December 14, 1994Date of Patent: June 2, 1998Assignee: Continental PET Technologies, Inc.Inventors: Wayne N. Collette, Steven L. Schmidt
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Patent number: 5756224Abstract: An organic electroluminescent component with a layer structure comprisinga) a substrate layer,b) a first transparent electrode layer,c) one or several functional optoelectronic layer(s) withc1) possibly, one or several p-type organic materials with one or several singlet states and one or several triplet states, andc2) a luminescent material with one or several organometallic complexes of a rare earth metal ion with organic ligands, in which the rare earth metal ion has an emitting state and the organic ligands have one or several singlet states and one or several triplet states, andc3) one or several n-type organic materials with one or several singlet states and one or several triplet states, andd) a second electrode,wherein the triplet state of lowest energy of the ligands is lower than the triplet states of lowest energy of the n-type and/or the p-type organic materials but higher than above the emitting state of the rare earth metal ion excels through a surprisingly increased luminous efficacy, and in adType: GrantFiled: August 10, 1995Date of Patent: May 26, 1998Assignee: U.S. Philips CorporationInventors: Herbert Friedrich Borner, Ulrich Kynast, Wolfgang Busselt, Markus Haase
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Patent number: 5756168Abstract: The present invention relates to a laminate article formed of multiple incompatible polymer plies. The laminate article has a flange construction which limits delamination in areas of the article heretofore prone to delaminate and thus provides improved structural integrity, longevity and appearance and a longer useful life in a range of applications.Type: GrantFiled: December 19, 1996Date of Patent: May 26, 1998Inventor: William D. Maag
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Patent number: 5756172Abstract: A tubular preform for a blow molded container. The preform has a closed end and an opposite open end, the relative dimensions of the ends being such that the closed end would be receivable in the open end of a similar preform to nest there were it not for the provision of an antinesting feature in the form of at least one radially outwardly extending protrusion on the outer surface of the closed end of the preform to prevent the entry of the closed end into the open end of the adjacent preform.Type: GrantFiled: April 25, 1997Date of Patent: May 26, 1998Assignee: Plastic Technologies, Inc.Inventor: Frank E. Semersky
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Patent number: 5753381Abstract: An electrically activated light emitting cylindrical or other shaped composite filament. A core conductor is optionally surrounded by a first optional insulation layer, surrounded by an electrode and an electroluminescent phosphor. The entire assembly may be coated with a second insulation layer. Light is produced by the phosphor when the core conductor and the electrode are connected to and energized by an appropriate electrical power supply. The filament may be used to form various one-, two- and three-dimensional light emitting objects.Type: GrantFiled: December 22, 1995Date of Patent: May 19, 1998Inventors: Michael C. Feldman, Bryan D. Haynes
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Patent number: 5750226Abstract: A multi-layer coextrusion blow molded plastic container adapted to be filled with a light-sensitive low acid liquid nutritional product and which container has a multilayer wall, of which at least three layers contain at least 1% but not more than 8% by weight of titanium dioxide, said titanium dioxide being responsible for reducing the extent of light transmission through said container by at least 99%.Type: GrantFiled: March 2, 1994Date of Patent: May 12, 1998Assignee: Abbott LaboratoriesInventors: Richard Peter Macauley, Lewis Henry Sita, Elwood Lamar Stokesbury
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Patent number: 5747182Abstract: In an electroluminescent device which comprises a layer of a semiconductive conjugated polymer between positive and negative charge carrier injecting electrodes, a barrier layer is arranged between the layer of semiconductive conjugated polymer and the charge carrier injecting layer for negative charge carriers. The barrier layer protects the layer of semiconductive conjugated polymer from for example mobile ions released by the reactive charge carrier injecting layer. The barrier layer can in some circumstances also itself be light-emissive.Type: GrantFiled: April 3, 1995Date of Patent: May 5, 1998Assignee: Cambridge Display Technology LimitedInventors: Richard Henry Friend, Andrew Bruce Holmes, Donal Donat Conor Bradley, Paul Leslie Burn, Arno Kraft, Adam Richard Brown, Jeremy Henley Burroughes, Neil Clement Greenham
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Patent number: 5747129Abstract: Playpen and crib construction which utilizes in the frame a high modulus fiber-reinforced plastic matrix solid composite sections.Type: GrantFiled: October 4, 1996Date of Patent: May 5, 1998Assignee: Piccolino, LLCInventors: Adam G. Malofsky, Bernard M. Malofsky, Paul R. Glassberg
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Patent number: 5741566Abstract: An autoclavable multi-layer film formed of thermoplastic materials capable of being processed into hollow shapes and useful for packaging oxygen sensitive materials. The film includes sequential layers A--B--C--D--C--B'--A', wherein the film may optionally not include layer A or A' and the corresponding layer B or B'. A and A' are layers substantially water and water vapor resistant, wherein at least one of the layers A and A' is made of polyolefins, polyethylene terephthalates, or co-polymers of polyethylene terephthalates. B and B' are layers adhesively bonding layers A and A' with layers C. C is a layer of a moisture absorbing polymer substantially impermeable to oxygen. The polymer is selected from the group consisting of aromatic polyamides and co-polymers of aromatic polyamides. D is a layer of a polyethylene-vinyl alcohol with a molar ethylene concentration between 0% and 80%.Type: GrantFiled: November 20, 1995Date of Patent: April 21, 1998Assignee: Pharmacia & Upjohn AktiebolagInventors: Peter Hogstrom, Stefan Lundmark, Curt Lindhe, Hannu Maasola
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Patent number: 5741568Abstract: A shock absorbing cushioning device suitable for products, objects and footwear which is comprised of a compressible insert encapsulated within an elastomeric barrier member. The elastomeric barrier member is secured to the compressible insert by a plurality of tensile members having a first portion embedded in the elastomeric material and a second portion embedded in the compressible insert. The elastomeric member is also filled with a fluid, preferably a compressible gas.Type: GrantFiled: August 18, 1995Date of Patent: April 21, 1998Assignee: Robert C. BogertInventor: Marion Franklin Rudy
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Patent number: 5738920Abstract: The present invention is a plastic container coated with a multi-layer barrier coating. The multi-layer barrier coating is useful for providing an effective barrier against gas permeability in containers and for extending shelf-life of containers, especially plastic evacuated blood collection devices.Type: GrantFiled: January 30, 1996Date of Patent: April 14, 1998Assignee: Becton, Dickinson and CompanyInventor: Christopher John Knors