Patents Examined by Nancy A. B. Swisher
  • Safety glass laminates
    Patent number: 4824722
    Abstract: A safety glass laminate comprising a first sheet of organic or inorganic glass and a second rigid sheet, which may also be of organic or inorganic glass, with a flexible plastics interlayer therebetween bonded to each of the sheets by adhesive which has been cured by irradiation, the interlayer comprising two outer layers of plastics film and an inner layer of fabric, preferably woven polyester, interposed therebetween. The laminate may, for example, be employed as decorative cladding or as a panel for a glass door. A security window may be provided in the laminate.
    Type: Grant
    Filed: March 17, 1987
    Date of Patent: April 25, 1989
    Assignee: Deltaglass SA
    Inventor: Kenneth B. Jarrett
  • Nail polish remover
    Patent number: 4824662
    Abstract: A nail polish remover having an acetone or ethyl acelate-ethanol base and a hydrolyzed soy protein and surfactant combination as an additive to inhibit the dehydrating charactertistics of the remover on the nails and skin of the user.
    Type: Grant
    Filed: June 15, 1987
    Date of Patent: April 25, 1989
    Assignee: Vi-Jon Laboratories, Inc.
    Inventor: William H. Hofmann
  • Dispenser with movable matrix comprising a plurality of tiny pills
    Patent number: 4824675
    Abstract: A dispenser is disclosed for delivering tiny pills to an environment of use. The dispenser comprising a wall that surrounds an internal space comprising a first mean in the dispenser for changing from a dispenser state to an environment of use state on leaving the dispenser, tiny pills in the first means, and a second means in the dispenser for aiding in displacing the first means for the dispenser.
    Type: Grant
    Filed: July 13, 1987
    Date of Patent: April 25, 1989
    Assignee: ALZA Corporation
    Inventors: Patrick S. L. Wong, Felix Theeuwes, Richard Cortese, James B. Eckenhoff
  • Grooved tablet for fractional dosing of sustained release medication
    Patent number: 4824677
    Abstract: A divisible matrix table structure with or without coating, having controlled and delayed release of the active substance, and having first and second body parts, each having top and bottom facing surfaces joined together at a perimeter of an edge means. A breakable connecting structure is provided for joining together the first and second body parts. The breakable connecting structure is formed by depressions in the top and bottom facing surfaces of the first and second body parts. Each of the depressions is directly opposite the other and have first and second score surfaces facing each other.
    Type: Grant
    Filed: December 18, 1986
    Date of Patent: April 25, 1989
    Assignee: The Unjohn Company
    Inventors: Ashok C. Shah, Nancy J. Britten, Joseph N. Badalamenti
  • Lightweight ceramic structures and method
    Patent number: 4822660
    Abstract: Bonded ceramic matrix composite structures such as ceramic panels or beams, and a method for making them, are described, the structures comprising ceramic facing sheets to which are bonded one or an array of relatively thin-walled, hollow, high-stiffness channeled ceramic support elements, the support elements being of modular design with each support being formed by a continuous composite ceramic wall incorporating multidirectional fiber reinforcement and defining a central channel extending, in the bonded structure, in a direction generally parallel with the ceramic facing sheets.
    Type: Grant
    Filed: June 2, 1987
    Date of Patent: April 18, 1989
    Assignee: Corning Glass Works
    Inventor: G. Daniel Lipp
  • Polyurethane visionary laminate glass and method of manufacture
    Patent number: 4822680
    Abstract: A polyurethane filmed glass material for use as monolithic insulated glass or laminated glass in spandrel application is provided. Polyurethane sheet which has been ultraviolet light stabilized is pigmented, coated or otherwise colored to produce a coloring which is predictable and reproducible. A coupling agent is employed and the polyurethane adheres directly to a glass sheet without glues or adhesives.The manufacture of the glass material includes laying a sheet of colored polyurethane sheet material on a sheet of glass which has been prepared with a coupling agent. Outside surfaces of the polyurethane are coated with a release material. The glass sheet and the prepared polyurethane sheet are then loaded into a vacuum bag which in turn is then loaded into an autoclave. The bag is subjected to a vacuum while the autoclave vessel is pressurized.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: April 18, 1989
    Assignee: American Temporing, Inc.
    Inventors: Gennaro J. Catalano, Larry D. George
  • Silicone release compositions
    Patent number: 4822687
    Abstract: A composite structure comprises a substrate bearing on one or more surfaces a layer comprising an epoxypolysiloxane in which greater than 20% of the siloxane units are substituted by an oxiranyl group-substituted monovalent, non-cyclic, linear or branched aliphatic group. The composite structures can be adhesive roll and sheet materials in which the novel layer is a release coating.
    Type: Grant
    Filed: January 22, 1988
    Date of Patent: April 18, 1989
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Carl R. Kessel, Stephen W. Bany
  • Capsules
    Patent number: 4822618
    Abstract: A gelatin capsule cap has an annular groove in the region of its open end to reduce ovality.
    Type: Grant
    Filed: May 13, 1987
    Date of Patent: April 18, 1989
    Assignee: Lilly Industries Limited
    Inventors: Bernard Schweiger, Alfred Wagner
  • Sandwich glass
    Patent number: 4822684
    Abstract: A sandwich glass comprising a glass plate with one or more glass plates or hard plastic sheets which are laminated and united through a resin interlayer in which the resin interlayer comprises a block copolymer (a) comprising both terminal blocks comprising a polymer of an aromatic vinyl compound and an intermediate block comprising a polymer of conjugated diene series, said both terminal blocks constituting 10-40% by weight of the copolymer and being hydrogenated in a ratio of 10% or less and said intermediate block being hydrogenated in a ratio of 90% or more, which is useful as window glasses, lightening materials, sheltering materials etc.
    Type: Grant
    Filed: October 30, 1987
    Date of Patent: April 18, 1989
    Assignee: Dainippon Plastics Co., Ltd.
    Inventors: Masahiro Hotta, Tadasu Inoue
  • Vaginal ring
    Patent number: 4822616
    Abstract: A vaginal ring comprises a supporting ring 1 free of active agent. A layer 2, which contains an active agent such as a steroid, is applied on its outer rim, optionally in a continuous groove provided in the supporting ring. This layer, in turn, is coated with a layer 3 devoid of active ingredient. All components preferably comprise an LTV silicone elastomer. The ratio of the thickness of the layer 2, containing an active agent, to the layer 3, free of active agent, is about 5-50:1. As a result, a long-term and uniform release rate is achieved for the active agent.
    Type: Grant
    Filed: February 13, 1987
    Date of Patent: April 18, 1989
    Assignee: Schering Aktiengesellschaft
    Inventors: Ingfried Zimmermann, Fred Windt, Hans-Jurgen Reck
  • Process for the conversion of X-rays
    Patent number: 4822696
    Abstract: A process for the conversion of X-rays into blue and/or green light with a phosphor which on exposure to X-rays emits light the spectrum of which contains main intensity lines below 460 nm and/or main intensity lines between 530 and 570 nm, wherein said phosphor comprises a gadolinium gallium garnet compound having following empirical formula:Gd.sub.8-x-y Ln.sub.y Ga.sub.x O.sub.12wherein: 5.14.gtoreq.x.gtoreq.4.90 and 0.45.gtoreq.y.gtoreq.0.001, and Ln is scandium (Sc) and/or one or more rare earth elements other than gadolinium.The invention is directed particularly to the use of said phosphor in an X-ray conversion screen applied in medical radiography.
    Type: Grant
    Filed: August 5, 1987
    Date of Patent: April 18, 1989
    Assignee: Agfa-Gevaert N.V.
    Inventors: Marinus J. Lammers, George Blasse, David R. Terrell, Leo B. Alaerts
  • Microwave device
    Patent number: 4822673
    Abstract: A microwave device comprises a substrate and fine metal particles having diameters of 0.1 .mu.m or smaller and arranged in a regular pattern on the substrate. In the preferred embodiment of the present invention, the substrate is subjected to electron beam irradiation in a stripe pattern and then a metal or alloy is deposited onto the irradiated area, thereby forming a regular arrangement of fine metal particle deposits which has not been successfully achieved by any prior art technique. The thus obtained device has a greatly improved high-frequency characteristics.
    Type: Grant
    Filed: July 30, 1987
    Date of Patent: April 18, 1989
    Assignees: Fuji Photo Film Co., Ltd., Research Development Corporation of Japan
    Inventor: Shizuo Umemura
  • Butyl rubber preformed tape sealant
    Patent number: 4822655
    Abstract: A sealant tape, which comprises a deformable, tacky butyl rubber strip having top and bottom surfaces, a layer of an elastic abrasion-resistant rubber laminated to said top surface, and a strippable release member covering said bottom surface.
    Type: Grant
    Filed: August 8, 1986
    Date of Patent: April 18, 1989
    Assignee: Beecham Home Improvements Products Inc.
    Inventor: Van R. Foster
  • Stabilised metallic oxides
    Patent number: 4820593
    Abstract: Zirconia has been used in the manufacture of ceramics for many years. The desirability of stabilizing the crystal form has been recognized and one or more stabilizing agents have been used.The present invention produced a stabilized zirconia carrying a coating of at least one hydrous oxide of yttrium, calcium, magnesium, strontium, barium or cerium. Preferably also a hydrous oxide of zirconium is also present either as a separate inner layer or mixed with the other hydrous oxide.
    Type: Grant
    Filed: December 17, 1987
    Date of Patent: April 11, 1989
    Assignee: Tioxide Group PLC
    Inventors: Terence A. Egerton, Edmund J. Lawson, Peter W. Frost
  • Pharmaceutical preparation for obtaining a highly viscose hydrogel or suspension
    Patent number: 4818517
    Abstract: The invention relates to a pharmaceutical preparation for obtaining a highly viscose hydrogel or highly viscose suspension which is suitable to be introduced by means of an injection syringe into body cavities, and which hydrogel or suspension contains at least a drug, a polymer which is insoluble or sparingly soluble in water but has the capability of swelling in water and a watersoluble thickening agent in a relatively low quantity.
    Type: Grant
    Filed: January 20, 1987
    Date of Patent: April 4, 1989
    Assignee: Akzo N.V.
    Inventors: Bobby L. S. Kwee, Johannes G. J. Egberink
  • Hygroscopic composite material
    Patent number: 4818602
    Abstract: A hygroscopic composite material comprising a humidity absorbing body having hygroscopic fillers in its basic material and a porous body having many micropores. This hygroscopic composite material retains its hygroscopicity for a long period of time by enhancing its humidity absorbing function by generating free water in the porous body and by discharging the free water.
    Type: Grant
    Filed: September 11, 1987
    Date of Patent: April 4, 1989
    Assignee: Daiken Trade & Industry Co., Ltd.
    Inventors: Satoshi Yoshimi, Akira Matsuoka, Kazuhiko Asano
  • Ribbed sheet
    Patent number: 4816316
    Abstract: Plastic film and sheet material are provided which have integrally formed surface ribs which are designed to inhibit tears from propagating in one or more selected directions along or across the film or sheet. The ribs may be arranged in laterally spaced parallel rows, or in a criss-cross pattern and may have various cross-sectional shapes.The film or sheet which may be comprised of polyethylene or other suitable plastic material, may be used as drop cloths, tarpaulins, moisture barriers, mulching and soil erosion control material and so on. The film or sheet may be formed by extrusion, co-extrusion, blown film or other plastic forming techniques.Thicknesses of the film or sheet between the ribs may range from about 1 mil (or less) up to about 80 mil, with thicknesses through the ribs of about 3 to about 500 mil.
    Type: Grant
    Filed: July 28, 1987
    Date of Patent: March 28, 1989
    Inventor: Edward S. Robbins, III
  • Gradient radiation image conversion sheet
    Patent number: 4816350
    Abstract: A gradient radiation image conversion sheet, comprising a protective layer a fluorescent layer and a support layer, and the transmissions of said protective layer and/or said fluorescent layer are partially changed and the dots of the print of said gradient patterns and the border between the printed area and the unprinted area are blurred. The gradient image conversion sheet has a gradation area in which the change in transmission is extremely smooth and a speed ratio which may be set in a relatively wide range, and the sheet can be produced through a mass-production system to give products of constant quality.
    Type: Grant
    Filed: January 27, 1987
    Date of Patent: March 28, 1989
    Assignee: Kasei Optonix Ltd.
    Inventors: Hidenaga Horiuchi, Hisao Suzuki, Yuji Aoki, Norio Miura
  • Anticounterfeit metallized labels
    Patent number: 4816321
    Abstract: An electrosensitive substrate from which a metallized surface layer is selectively removed using electrosensitive printing to expose a patterned underlayer. The patterned underlayer may be randomly exposed, or exposed in prescribed portions. Tags, labels or the like of this description may be electrically imprinted with unique identification codes, such as serially printed alphanumeric characters. Such tags and labels resist duplication by conventional printing techniques. The patterned underlayer may be imprinted using inks of a variety of surface textures, resulting in an embossed effect in the metallized surface. Alternatively, a lacquer layer may be provided between the patterned layer and the metallized surface to achieve a uniform appearance of the metallized surface.
    Type: Grant
    Filed: September 23, 1983
    Date of Patent: March 28, 1989
    Assignee: Dennison Manufacturing Company
    Inventor: John H. Pickering
  • Dosage form for treating cardiovascular diseases comprising isradipine
    Patent number: 4816263
    Abstract: An osmotic device is disclosed comprising a first composition, and a second composition with the beneficial drug isradipine in the first composition.
    Type: Grant
    Filed: October 2, 1987
    Date of Patent: March 28, 1989
    Assignee: ALZA Corporation
    Inventors: Atul D. Ayer, David R. Swanson, Anthony L. Kuczynski