Patents Examined by Paul Lieberman
  • Patent number: 5783539
    Abstract: A composition and method for inhibiting lead corrosion of fine tableware washed in automatic dishwashers is disclosed. The detergent composition comprises an aluminum-sequestrant complex formed by binding the aluminum by a sequestrant in a premix, which is then processed with other detergent components. The composition has a pH of less than about 10 and is substantially free of silicates.
    Type: Grant
    Filed: January 16, 1997
    Date of Patent: July 21, 1998
    Assignee: Lever Brothers Company
    Inventors: Petrus Andrianus Angevaare, Richard Gerald Gary
  • Patent number: 5783643
    Abstract: Polymeric compositions well suited for conversion into electroconductive shaped articles, e.g., films, comprise at least one convertible polymer (Pm) and at least one amphiphilic organic compound (B) which comprises a charge transfer complex or a radical ion salt having the formula (I): D.sub.d A.sub.a Z.sub.z, in which D is an electron donor; A is an electron acceptor; Z is a doping agent which itself can be a non-amphiphilic electron donor or electron acceptor, with the proviso that at least one of D and A is amphiphilic and contains at least one saturated or unsaturated hydrocarbon substituent having at least 10 carbon atoms; d is a number equal to or greater than 0; a is a number equal to or greater than 0; and z is a number equal to or greater than 0, with the further proviso that at least one of the symbols d and a is a number greater than 0.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: July 21, 1998
    Assignee: Rhone-Poulenc Films
    Inventors: Bernard Chauvel, Joel Richard
  • Patent number: 5783535
    Abstract: The present invention relates to a detergent composition which comprises (A) an amidoether derivative mixture (A) comprising an amidoether carboxylic acid or a salt thereof, an amidoether, and a glycerin derivative; and (B) a conditioning component, wherein the total amount of the amidoether carboxylic acid or a salt thereof and the amidoether is 50 wt % or more; the weight ratio of the amidoether carboxylic acid or a salt thereof to the amidoether is from 99:1 to 10:90; and the amount of the glycerin derivative is 5 wt % or less.
    Type: Grant
    Filed: June 17, 1997
    Date of Patent: July 21, 1998
    Assignee: Kao Corporation
    Inventors: Kazuo Isobe, Toshikazu Azuma, Hideyo Nishikawa, Takashi Imamura
  • Patent number: 5782933
    Abstract: Method is provided for reducing the color of dyed hair by contacting the dyed hair with a dilute aqueous composition of ascorbic acid, isoascorbic acid or mixtures and maintaining the contact until the desired reduction is achieved.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: July 21, 1998
    Assignee: Bristol-Myers Squibb Company
    Inventors: Gabriela Wis-Surel, Alice Mayer, Irina Tsivkin
  • Patent number: 5783112
    Abstract: Polymeric compositions well suited for conversion into electroconductive shaped articles, e.g., films, comprise at least one convertible polymer (Pm) and at least one amphiphilic organic compound (B) which comprises a charge transfer complex or a radical ion salt having the formula (I): D.sub.d A.sub.a Z.sub.z, in which D is an electron donor; A is an electron acceptor; Z is a doping agent which itself can be a non-amphiphilic electron donor or electron acceptor, with the proviso that at least one of D and A is amphiphilic and contains at least one saturated or unsaturated hydrocarbon substituent having at least 10 carbon atoms; d is a number equal to or greater than 0; a is a number equal to or greater than 0; and z is a number equal to or greater than 0, with the further proviso that at least one of the symbols d and a is a number greater than 0.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: July 21, 1998
    Assignee: Rhone-Poulenc Chimie
    Inventors: Bernard Chauvel, Joel Richard
  • Patent number: 5783552
    Abstract: An effective amount of uncomplexed cyclodextrin, in the form of particles having particle sizes below about 12 microns, is incorporated into solid dryer-activated fabric conditioning compositions which are used in dryers to treat fabrics. The cyclodextrin is thereby attached to the fabrics and subsequently provides effective control of odors when they come in contact with the treated fabric. The fabric conditioning compositions can be attached to substrates to prepare an article of manufacture or be in the form of detergent compatible particles, for use with conventional laundry detergents.
    Type: Grant
    Filed: May 6, 1997
    Date of Patent: July 21, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Helen Bernardo Tordil
  • Patent number: 5783533
    Abstract: Amphoteric copolymers of general formula:(X).sub.a --(Y).sub.b --(Z).sub.cin whichX represents a monomer type with anionic charge;Y represents a monomer type with nonionic character;Z represents a monomer type with cationic charge;a is the weight % based on the total weight of monomers of X, and is between 95 and 15;b is the weight % based on the total weight of monomers of Y, and is between 0 and 65;c is the weight % based on the total weight of monomers of Z, and is between 5 and 60as rheological modifiers of lamellar phases of detergent or cosmetic (liquid or pasty) compositions are disclosed. Liquid washing detergent and liquid shampoos containing the amphoteric copolymers are also disclosed.
    Type: Grant
    Filed: March 22, 1996
    Date of Patent: July 21, 1998
    Assignee: Coatex S.A.
    Inventors: Yves Kensicher, Jean-Marc Suau
  • Patent number: 5783541
    Abstract: A unit packaged detergent comprises a detergent composition wrapped in a film made of a water-dissolvable material. The water-dissolvable material protects the wrapped detergent from dissolution until the start of a main wash of a dishwashing machine. At least one outer side of the water-dissolvable material is provided with a coating of a water-dissolvable glue.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: July 21, 1998
    Assignee: Procter & Gamble Company
    Inventors: Joris Josef Gustaaf Tack, Jean-Luc Andre Varlet, Bruno Van De Pol
  • Patent number: 5780411
    Abstract: A high foaming, nonionic surfactant based, light duty, liquid detergent with desirable cleansing properties and mildness to the human skin comprising: a water soluble nonionic surfactant as the major active ingredient, in an amount in excess of 40% by weight of the total surfactant content; a water soluble, foaming, anionic sulfate, a water soluble, foaming zwitterionic betaine surfactant, a pearlescing agent and the balance being water.
    Type: Grant
    Filed: June 9, 1997
    Date of Patent: July 14, 1998
    Assignee: Colgate-Palmolive Company
    Inventor: Rita Erilli
  • Patent number: 5780408
    Abstract: A solution for use in removing the double sided adhesive tape from mouldings used on motor vehicles and the like. The solution comprises (a) 60-97% by weight of kerosene, (b) 2-27% by weight of oil of turpentine, (c) 1-10% by weight of an oil based surface active agent selected from the group consisting of castor oil and linseed oil, and 0-3% weight of a perfume.
    Type: Grant
    Filed: May 23, 1996
    Date of Patent: July 14, 1998
    Assignee: MMZ Solutions Pty. Ltd.
    Inventors: Mark John Russell, Michael John Rickhuss, Zygmunt Joseph Zielinski
  • Patent number: 5780421
    Abstract: A process for making a surfactant product involving the steps of: (1) providing a solid water-free sugar surfactant; (2) providing a co-reactant selected from the group consisting of alpha-olefins, internal olefins, linear alkylbenzene, branched alkylbenzene, fatty alcohol, alkoxylated fatty alcohol, secondary alkanes, N-methylglucamide, tall oil, napthalene, xylene, cumene, toluene, dodecylbenzene and mixtures thereof; (3) dispersing or dissolving the solid water-free sugar surfactant in the co-reactant to form a feed mixture; and (4) sulfating/sulfonating the feed mixture to form a surfactant product.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: July 14, 1998
    Assignee: Henkel Corporation
    Inventors: Richard A. Winstanley, Harald P. Wulff
  • Patent number: 5780418
    Abstract: A bathing preparation is disclosed, comprising bathing agent components packed in a bag which is made of; a nonwoven or woven fabric consisting of a water soluble polymer fiber or a laminate sheet comprising a nonwoven or woven fabric consisting of a water soluble polymer fiber on the outside and a water soluble film on the inside.
    Type: Grant
    Filed: October 9, 1996
    Date of Patent: July 14, 1998
    Assignee: Kao Corporation
    Inventors: Kouichi Niinaka, Katsuhiko Takeuchi, Tetsuro Kamiya, Hidenori Yorozu
  • Patent number: 5780417
    Abstract: A light duty liquid detergent with desirable cleansing properties and mildness to the human skin comprising: two sulfonate surfactants, an alkali metal or ammonium salt of a C.sub.8-18 ethoxylated alkyl ether sulfate anionic surfactant, an alkyl polyglucoside surfactant, an ethoxylated/propoxylated nonionic surfactant and water.
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: July 14, 1998
    Assignee: Colgate-Palmolive Company
    Inventor: Philip A. Gorlin
  • Patent number: 5776879
    Abstract: This invention relates to dye complexing polymers, and, more particularly, to water soluble poly(vinylpyridine betaines) containing a quaternary nitrogen and a carboxylate salt. The polymers herein have effective dye transfer inhibitor (DTI) properties for use, for example, laundry detergent and fabric softener compositions.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: July 7, 1998
    Assignee: ISP Investments Inc.
    Inventors: Jenn S. Shih, Bala Srinivas, John C. Hornby
  • Patent number: 5776876
    Abstract: Effective, multi-use filter cleaning compositions include 5% to 60% of a strong acid, 1% to 40% of a surfactant, and 0.5% to 20% of a sequesterant/builder. The filter cleaning compositions optionally include 0.5% to 10% of a water soluble organic solvent, and/or 0.5% to 10% of a nonionic surfactant.
    Type: Grant
    Filed: July 18, 1996
    Date of Patent: July 7, 1998
    Assignee: Bio-Lab, Inc.
    Inventor: John P. Garris
  • Patent number: 5776872
    Abstract: A personal cleansing product comprising: (a) from about 5% to about 50% by weight of a mixed surfactant system which comprises: (i) from about 1% to about 20% by weight of composition of anionic surfactant, and (ii) from about 1% to about 20% by weight of composition of amphoteric surfacant, (b) from about 3% to about 40% by weight of an insoluble nonionic oil or wax, and (c) water, wherein the anionic surfactant and amphoteric surfactant together comprises from about 5% to about 30% by weight of the composition, the weight ratio of anionic surfactant:amphoteric surfactant is in the range from about 1:5 to about 20:1, the weight ratio of total surfactant:nonionic oil or wax is in the range from about 10:1 to about 1:3, and wherein the composition is in the form of an oil-in-water emulsion having a viscosity in the range from 10,000 to 40,000 cps and a yield point of at least 50 dyne/cm.sup.2. The cleaning products demonstrate excellent lathering, mildness, stability, rinsibility and conditioning benefits.
    Type: Grant
    Filed: September 22, 1994
    Date of Patent: July 7, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Michel Joseph Giret, Anne Langlois, Roland Philip Duke
  • Patent number: 5776864
    Abstract: A method of fabricating bulk YBa.sub.2 Cu.sub.3 O.sub.x where compressed powder oxides and/or carbonates of Y and Ba and Cu present in mole ratios to form YBa.sub.2 Cu.sub.3 O.sub.x are heated in the presence of a Nd.sub.1+x Ba.sub.2-x Cu.sub.3 O.sub.y seed crystal to a temperature sufficient to form a liquid phase in the YBa.sub.2 Cu.sub.3 O.sub.x while maintaining the seed crystal solid. The materials are slowly cooled to provide a YBa.sub.2 Cu.sub.3 O.sub.x material having a predetermined number of domains between 1 and 5. Crack-free single domain materials can be formed using either plate shaped seed crystals or cube shaped seed crystals with a pedestal of preferential orientation material.
    Type: Grant
    Filed: April 1, 1997
    Date of Patent: July 7, 1998
    Assignee: The University of Chicago
    Inventors: Volker Todt, Dean J. Miller, Donglu Shi, Suvankar Sengupta
  • Patent number: 5776881
    Abstract: A treated solvent composition for washing mechanical parts or the like. The solvent contains not more than about 25% aromatic solvents with the balance being aliphatic and other non-aromatic solvents having a flashpoint of at least 100.degree. F. The solvent is treated with up to 10 parts of an additive composition selected from the group consisting of C.sub.14 and lower alcohols, diols, polyols, lower glycols, and lower glycol ethers and mixtures thereof. In use, finely dispersed contaminant particles settle from the body of the solvent more rapidly than in untreated solvent and the resulting clarified appearance enables the solvent to be used longer and more effectively in a cleaning operation.
    Type: Grant
    Filed: July 3, 1996
    Date of Patent: July 7, 1998
    Assignee: Safety-Kleen Corp.
    Inventor: Esfandiar Kiany
  • Patent number: 5776878
    Abstract: Compositions for reducing brightener spotting comprise a polymer selected from the group consisting of polyamine N-oxide containing polymers, N-vinylimidazole N-vinylpyrrolidone copolymers and mixtures thereof, a stilbene brightener, and from 5% to 7% hydrogen peroxide, wherein the weight ratio of the polymer to the brightener is from 1:20 to 20:1 and the pH of the composition is from 2 to 6.
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: July 7, 1998
    Assignee: The Procter & Gamble Company
    Inventor: Christiaan Arthur J. K. Thoen
  • Patent number: 5773402
    Abstract: Hypochlorite-comprising cleaning compositions which have improved mildness to the skin which comprise a combination of an amine-oxide and an alkyl sulfate surfactant. The hypochlorite-containing compositions also contain a fatty acid, and may contain additional ingredients including additional detersive surfactants. The compositions preferably have a pH of at least about 12.
    Type: Grant
    Filed: September 11, 1996
    Date of Patent: June 30, 1998
    Inventor: Anna Lucia D'Orazio