Patents Represented by Attorney Frank J. Uxa, Jr.
-
Patent number: 5290589Abstract: Processes for coating substrates, in particular substrates including shielded surfaces, with iron oxide-containing coatings are disclosed. Such processes comprise contacting a substrate with an iron oxide precursor, preferably maintaining the precursor coated substrate at conditions to equilibrate the coating, and then oxidizing the precursor to form a substrate containing iron oxide. Also disclosed are substrates coated with iron oxide-containing coatings for use in various magnetic applications.Type: GrantFiled: August 12, 1991Date of Patent: March 1, 1994Assignee: Ensci, Inc.Inventors: Thomas J. Clough, Victor L. Grosvenor, Naum Pinsky
-
Patent number: 5279852Abstract: Processes for coating substrates, in particular substrates including shielded surfaces, with copper oxide-containing coatings are disclosed. Such processes comprise contacting a substrate with a copper oxide precursor, preferably maintaining the precursor coated substrate at conditions to equilibrate the coating, and then oxidizing the precursor to form a substrate containing copper oxide. Also disclosed are substrates coated with copper oxide-containing coatings for use in various applications.Type: GrantFiled: August 12, 1991Date of Patent: January 18, 1994Assignee: Ensci, Inc.Inventors: Thomas J. Clough, Victor L. Grosvenor, Naum Pinsky
-
Patent number: 5279802Abstract: A process for recovering at least one precious metal from an ore containing carbonaceous material is disclosed. The process involves the use of promoting amounts of certain metal redox couples and/or metal components, in particular, certain metal complexes with ligands.Preferred metal compositions comprise at least one of (1) redox cyclable vanadium (5+) ligand complex, (2) redox cyclable iron (3+) ligand complex, and (3) redox cyclable manganese (3+) ligand complex. In the process, the use of at least one regenerable component capable of maintaining the complexed metal in the desired oxidation state provides for integrated process synergy.Type: GrantFiled: August 26, 1992Date of Patent: January 18, 1994Assignee: Ensci, Inc.Inventor: Thomas J. Clough
-
Patent number: 5279803Abstract: A process for recovering at least one precious metal from an ore containing carbonaceous material is disclosed. The process involves the use of promoting amounts of certain metal redox couples and/or metal components, in particular, certain metal complexes with ligands.Preferred metal compositions comprise at least one of (1) redox cyclable vanadium (5+) ligand complex, (2) redox cyclable iron (3+) ligand complex, and (3) redox cyclable manganese (3+) ligand complex. In the process, the use of at least one regenerable component capable of maintaining the complexed metal in the desired oxidation state provides for integrated process synergy.Type: GrantFiled: August 26, 1992Date of Patent: January 18, 1994Assignee: Ensci, Inc.Inventor: Thomas J. Clough
-
Patent number: 5279673Abstract: A method for disinfecting a lens is disclosed. The method comprises contacting a lens to be disinfected in a liquid medium with at least one chlorine dioxide precursor in the presence of at least one acidic component effective to increase the rate of formation of chlorine dioxide from the chlorine dioxide precursor, thereby disinfecting the lens; and adjusting the acidity of the liquid medium containing the disinfected lens. Compositions useful in the above-noted method are also disclosed.Type: GrantFiled: January 5, 1990Date of Patent: January 18, 1994Assignee: Allergan, Inc.Inventors: Anthony J. Dziabo, Hampar Karageozian, Paul S. Ripley
-
Patent number: 5232797Abstract: An assembled battery including a plurality of bipolar cells is disclosed. In one embodiment, the battery a plurality of conduits for introducing electrolyte into the bipolar cells, each of the conduits acting to introduce electrolyte into a different one of the bipolar cells. In another embodiment, the battery comprises at least one spacer element acting to maintain the spacing between plates and/or electrodes in the battery.Type: GrantFiled: February 26, 1992Date of Patent: August 3, 1993Assignee: Ensci, Inc.Inventors: Richard J. Moulton, Thomas J. Clough
-
Patent number: 5231096Abstract: A method of treating a mammal comprises administering to a mammal an effective amount to provide a desired therapeutic effect in the mammal of a compound selected from the group consisting of those having the formula: ##STR1## ,pharmaceutically acceptable acid addition salts thereof and mixtures thereof, wherein R.sub.1 and R.sub.4 are independently selected from the group consisting of H and alkyl radicals having 1 to 4 carbon atoms; the R.sub.2 s are independently selected from H or alkyl radicals having 1 to 4 carbon atoms or are, together, oxo; the R.sub.3 s are independently selected from H or alkyl radicals having 1 to 4 carbon atoms or are, together, oxo; the 2-imidazolin-2-ylamino group may be in any of the 5-, 6, 7- or 8- positions of the quinoxaline nucleus; and R.sub.5, R.sub.6 and R.sub.7 each is located in one of the remaining 5-, 6-, 7- or 8- positions of the quinoxaline nucleus and is independently selected from the group consisting of Cl, Br, H and alkyl radicals having 1 to 3 carbon atoms.Type: GrantFiled: January 13, 1992Date of Patent: July 27, 1993Assignee: Allergan, Inc.Inventors: Charles Gluchowski, Michael E. Garst, James A. Burke, Larry A. Wheeler
-
Patent number: 5204140Abstract: Processes for coating substrates, in particular substrates including shielded surfaces, with tin oxide-containing coatings are disclosed. Such processes comprise contacting a substrate with a tin oxide precursor, preferably maintaining the precursor coated substrate at conditions to equilibrate the coating, and then oxidizing the precursor to form a substrate containing tin oxide. Also disclosed are substrates coated with tin oxide-containing coatings.Type: GrantFiled: December 3, 1990Date of Patent: April 20, 1993Assignee: ENSCI, Inc.Inventors: Victor L. Grosvenor, Naum Pinsky, Thomas J. Clough
-
Patent number: 5204347Abstract: A compound selected from the group consisting of those having the formula: ##STR1## and pharmaceutically acceptable acid addition salts thereof, wherein R.sub.1 and R.sub.4 are independently selected from the group consisting of H and alkyl radicals containing 1 to 4 carbon atoms, R.sub.2 and R.sub.3 are independently selected from the group consisting of H, oxo, and alkyl radicals containing 1 to 4 carbon atoms, the 2-imidazolin-2-ylamino group may be in any of the 5-, 6-, 7- or 8- positions of the quinoxaline nucleus, and R.sub.5, R.sub.6 and R.sub.7 each is located in one of the remaining 5-, 6-, 7- or 8- positions of the quinoxaline nucleus and is selected from the group consisting of Cl, Br, H and alkyl radicals containing 1 to 3 carbon atoms.Type: GrantFiled: September 12, 1991Date of Patent: April 20, 1993Assignee: Allergan, Inc.Inventor: Charles Gluchowski
-
Patent number: 5192316Abstract: An ocular device comprising a lens structure capable of being surgically associated with a living cornea to change the optical properties of the eye associated with the living cornea and an effective amount of at least one added component associated with the lens structure and acting to promote at least one of the growth of epithelial cells of the cornea onto the lens structure and the adhesion of the living cornea to the lens structure.Type: GrantFiled: June 12, 1992Date of Patent: March 9, 1993Assignee: Allergan, Inc.Inventor: Albert C. Ting
-
Patent number: 5182165Abstract: A composition comprising a three dimensional substantially carbon or inorganic structural element suitable for high temperature use and a tin oxide-containing coating thereon.Type: GrantFiled: May 8, 1989Date of Patent: January 26, 1993Assignee: Ensci, Inc.Inventors: Thomas J. Clough, Victor L. Grosvenor, Naum Pinsky
-
Patent number: 5175016Abstract: A method for making a sensing element, and an assembled sensing element, useful in sensing the concentration of a gas, e.g., carbon dioxide, in a medium, e. g. blood, are disclosed. In one embodiment, the method comprises placing a quantity of a sensing composition precursor between and in contact with a transparent, gas impermeable solid disc and an opaque, gas permeable film, the sensing composition precursor comprises a sensing component, a polymer precursor and a cross-linking agent; and forming a gas sensing composition from this quantity of sensing composition precursor.Type: GrantFiled: March 20, 1990Date of Patent: December 29, 1992Assignee: Minnesota Mining and Manufacturing CompanyInventors: Masao Yafuso, Mark Z. Holody, Thomas P. Maxwell, Thomas G. Hacker
-
Patent number: 5171526Abstract: Ophthalmic compositions, such as those used to care for contact lenses, methods of preserving such compositions, and methods for disinfecting contact lenses using such compositions are disclosed. The compositions may comprise an ophthalmically acceptable, liquid aqueous medium and, included therein, an effective preserving or disinfecting amount of an ophthalmically acceptable quaternary ammonium substituted matrix material, the matrix material being selected from the group consisting of proteinaceous materials, carbohydrate materials and mixtures thereof.Type: GrantFiled: January 5, 1990Date of Patent: December 15, 1992Assignee: Allergan, Inc.Inventors: Michelle P. Wong, Anthony Dziabo
-
Patent number: 5167820Abstract: A porous membrane comprising a porous substrate and a tin oxide-containing material in contact with at least a portion of the porous substrate.Type: GrantFiled: May 8, 1989Date of Patent: December 1, 1992Assignee: Ensci, Inc.Inventors: Thomas J. Clough, Victor L. Grosvenor, Naum Pinsky
-
Patent number: 5164462Abstract: An ultraviolet light absorbing silicone composition comprising silicone base polymer and ultraviolet light absorbing component present as, or derived from, one or more ultraviolet light absorbing compounds having the following structure: ##STR1## and mixtures thereof, wherein X is selected from the group consisting of H, alkoxy radicals and halogen; R.sup.1 is selected from the group consisting of H and alkyl radicals, provided that at least one of X and R.sup.1 is other than H; R.sup.2 is selected from the group consisting of divalent hydrocarbon radicals, divalent substituted hydrocarbon radicals, oxo, divalent oxyhydrocarbon radicals and divalent substituted oxyhydrocarbon radicals; each R.sup.3 is independently selected from the group consisting of alkyl radicals, substituted alkyl radicals, alkoxy radicals, substituted alkoxy radicals, aryl radicals, substituted aryl radicals and fluoro radical; R is selected from R.sup.3, H and CH.dbd.CH.sub.2, and c is an integer in the range of 1 to about 20.Type: GrantFiled: April 25, 1991Date of Patent: November 17, 1992Assignee: Allergan, Inc.Inventor: Shih-Liang S. Yang
-
Patent number: 5154836Abstract: A process for chemically modifying at least one contaminant component in an aqueous-based material comprising: contacting at least one contaminant component in an aqueous-based material with at least one metal component selected from the group consisting of vanadium components in which vanadium is present in the 5+ oxidation state in an amount effective to promote the chemical modification of the at least one contaminant component in the aqueous-based material, iron components in which iron is present in the 3+ oxidation state in an amount effective to promote the chemical modification of the at least one contaminant component in the aqueous-based material, manganese components in which manganese is present in the 3+ oxidation state in an amount effective to promote the chemical modification of the at least one contaminant component in said aqueous-based material and mixtures thereof, and at least one oxygen transfer agent in an amount effective to do at least one of the following: maintain at least partiallyType: GrantFiled: June 14, 1990Date of Patent: October 13, 1992Assignee: Ensci, Inc.Inventor: Thomas J. Clough
-
Patent number: 5152912Abstract: A method for disinfecting a lens is disclosed. The method comprises contacting a lens to be disinfected in a liquid medium with at least one chlorine dioxide precursor in the presence of at least one acidic component effective to increase the rate of formation of chlorine dioxide from the chlorine dioxide precursor, thereby disinfecting the lens; and adjusting the acidity of the liquid medium containing the disinfected lens. Compositions useful in the above-noted method are also disclosed.Type: GrantFiled: April 23, 1991Date of Patent: October 6, 1992Assignee: Allergan, Inc.Inventors: Anthony J. Dziabo, Hampar Karageozian, Paul S. Ripley
-
Patent number: 5147397Abstract: Disclosed is a method for producing an intraocular lens including an optic and at least one haptic. In one embodiment, the method comprises: exposing the lens bonding region of the haptic to a plasma at conditions effective to enhance the bondability of the lens bonding region to the optic; and bonding the exposed lens bonding region to an optic. The plasma exposed haptic may be coated with a material, e.g., to preserve the enhanced bondability property, prior to bonding the coated lens bonding portion to the optic. Intraocular lenses having enhanced haptic-optic bonding are also disclosed.Type: GrantFiled: July 3, 1990Date of Patent: September 15, 1992Assignee: Allergan, Inc.Inventors: F. Richard Christ, David A. Fencil, Patricia M. Knight
-
Patent number: 5145643Abstract: Ophthalmic compositions, such as those used to care for contact lenses, methods of preserving such compositions, and methods for disinfecting contact lenses using such compositions are disclosed. The compositions may comprise an ophthalmically acceptable, liquid aqueous medium and, included therein, an effective preserving or disinfecting amount of certain oxygen-containing ionene polymers.Type: GrantFiled: January 5, 1990Date of Patent: September 8, 1992Assignee: Allergan, Inc.Inventors: Anthony J. Dziabo, Michelle P. Wong, Peter Gyulai
-
Patent number: 5145644Abstract: Compostions, and method useful for making such compositions and for using such compositions, which are useful to destroy hydrogen peroxide in a liquid aqueous medium, such as that used to disinfect contact lenses, are disclosed. The composition comprises at least one item containing a hydrogen peroxide destroying component, e.g., catalase, effective when released in a liquid aqueous medium to destroy or cause the destruction of hydrogen peroxide present in the liquid aqueous medium, and a barrier coating located on the at least one item and acting to substantially prevent the release of the hydrogen peroxide destroying component for a period of time after the composition is initially contacted with a hydrogen peroxide-containing liquid aqueous medium. The barrier coating comprises a water soluble coating component, e.g.Type: GrantFiled: December 20, 1990Date of Patent: September 8, 1992Assignee: Allergan, Inc.Inventors: John Y. Park, James N. Cook