Patents Examined by Michael P. Tierney
  • Patent number: 5578562
    Abstract: A cleaning composition and method for use, comprising molded wafer of citric acid and sodium bicarbonate compressed together in an amount effective to give a compaction sufficient to produce effervescence for at least 15 minutes. It includes a quantity of detergent admixed into said compressed wafer prior to formation of said wafer in an amount sufficient to form a detergent solution in water. The preferred detergent is anionic. The wafer is packaged in an outer package sealingly protecting the wafer from air and moisture until the package is opened for use.
    Type: Grant
    Filed: August 10, 1994
    Date of Patent: November 26, 1996
    Inventor: Ronald R. Lockhart
  • Patent number: 5576284
    Abstract: A disinfectant-containing hard surface cleaner composition having increased bacteria count-reducing efficacy is provided by adding thereto a mixture of an alkyl or alkenyl oligoglycoside and certain C.sub.8 -C.sub.18 alkyl ethers.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: November 19, 1996
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Gregory van Buskirk, Karl-Heinz Disch, Carsten Friese, Eva Kiewert, Birgit Middelhauve
  • Patent number: 5565419
    Abstract: A shear thickening oven cleaning composition having a viscosity at room temperature at a shear rate of 2 radians/second for 30 seconds of about 1 to about 110 Pa.s and a viscosity at room temperature at a shear rate of 10 radians/second for 30 seconds of about 2 to about 190 Pa.s which comprises by weight percent of about 5 to about 50 of an alkali metal silicate; about 0.1 to about 25 of a cyclic nitrogen containing compound; about 0.01 to about 4.0 of an alkanolamine; about 0 to 15 of at least one surfactant and the balance being water.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: October 15, 1996
    Assignee: Colgate Palmolive Company
    Inventors: Barbara Thomas, Guy Broze, Andrea Motyka
  • Patent number: 5562848
    Abstract: Amide compositions useful for softening textile materials, such as fabrics. A concentrate composed of the amide softener and an alkylpolyglycoside is diluted to provide a softening solution of low viscosity stable over extended periods, which on application to a fabric provide improved hand (softeners) and scorch resistance.
    Type: Grant
    Filed: September 6, 1994
    Date of Patent: October 8, 1996
    Inventors: James A. Wofford, Steve C. James
  • Patent number: 5562865
    Abstract: The present invention relating to novel oxazolidine and tetrahydrooxazine amide surfactants and to processes for making the surfactants. These are cyclic surfactants having good solubility and which are readily biodegradable.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: October 8, 1996
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Mohammad A. Rahman, Shang-Ren Wu, Anthony Hung
  • Patent number: 5560872
    Abstract: The present invention relating to compositions comprising novel oxazolidine and tetrahydrooxazine amide surfactants and to processes for making the surfactants. These are cyclic surfactants having good solubility and which are readily biodegradable.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: October 1, 1996
    Assignee: Lever Brothers Company
    Inventors: Mohammad A. Rahman, Shang-Ren Wu, Anthony Hung
  • Patent number: 5559088
    Abstract: The present invention relates to dryer-activated fabric softening compositions comprising: (A) fabric softening compounds; (B) a non-allylic perfume alcohol ester; and (C) optionally, (1) a carboxylic acid salt of a tertiary amine and/or a tertiary amine ester; and (2) a nonionic softener; wherein, preferably, the Iodine Value of the total number of fatty acyl groups present in (A), (C)(1), and (C)(2) is from about 3 to about 60. These compositions exhibit good antistatic properties as well as improved delivery from a substrate.
    Type: Grant
    Filed: July 7, 1995
    Date of Patent: September 24, 1996
    Assignee: The Proctor & Gamble Company
    Inventors: John C. Severns, Mark R. Sivik, Frederick A. Hartman, Hugo R. G. Denutte, Jill B. Costa, Alex H. Chung
  • Patent number: 5547601
    Abstract: A presaturated wipe for cleaning the surface of a surface mount technology board, towels or wipes are saturated with a combination of 95 weight % glycol ethers and less than 5 weight % alcohols, the boards are cleaned with the presaturated wipe and do not require a rinse.
    Type: Grant
    Filed: December 28, 1993
    Date of Patent: August 20, 1996
    Assignee: JNJ Industries, Inc.
    Inventor: John J. Volpe
  • Patent number: 5545352
    Abstract: There is provided a rinse aid composition containing a chelant component selected from ethylenediamine disuccinic acid ethylenediamine diglutaric acid (EDDG), 2 hydroxypropylenediamine-disuccinic acid (HPDDS) or any of the salts or complexes of said chelant components. The pH of said composition as a 1% solution in distilled water at 20.degree. C. is preferably less than 7.
    Type: Grant
    Filed: December 6, 1994
    Date of Patent: August 13, 1996
    Assignee: The Procter & Gamble Company
    Inventor: Christopher G. Pike
  • Patent number: 5545347
    Abstract: Compositions and methods for cleaning and etching an aluminum surface with a low etch, low phosphate alkaline cleaner solution are disclosed. The preferred composition employs a stable combination of an alkali metal hydroxide, gluconic acid, a detergent source, an aluminum sequestrant, an oil emulsifier, a defoamer, and a hydrotrope.
    Type: Grant
    Filed: July 18, 1995
    Date of Patent: August 13, 1996
    Assignee: Betz Laboratories, Inc.
    Inventors: Jiangbo Ouyang, Edward A. Rodzewich, William L. Harpel
  • Patent number: 5545346
    Abstract: There is provided a rinse aid composition containing an organo aminophosphonic acid or its salts or complexes. The pH of said composition as a 1% solution in distilled water at 20.degree. C. is preferably less than 7.
    Type: Grant
    Filed: December 6, 1994
    Date of Patent: August 13, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Fiona S. MacBeath, John S. Park
  • Patent number: 5543067
    Abstract: Substantially waterless self-emulsifiable biodegradable chemical softening compositions are provided comprising a mixture of an ester-functional quaternary ammonium compound and a polyhydroxy compound. Preferred biodegradable ester-functional quaternary ammonium compounds include diesterdialkyl dimethyl ammonium salts such as diester ditallow dimethyl ammonium chloride, diester di(touch hydrogenated)tallow dimethyl ammonium chloride and diester di(hydrogenated)tallow dimethyl ammonium chloride. Preferred polyhydroxy compounds are selected from the group consisting of glycerol, polyglycerols having a weight average molecular weight from about 150 to about 800 and polyoxyethylene glycols and polyoxypropylene glycols having a weight average molecular weight from about 200 to about 4000.
    Type: Grant
    Filed: November 2, 1994
    Date of Patent: August 6, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Dean V. Phan, Paul D. Trokhan, Robert G. Laughlin, Toan Trinh
  • Patent number: 5540850
    Abstract: A fabric treatment composition contains at least a detergent active material, a fabric softening agent and 0.5 to 3% a nonionic substituted cellulose ether derivative which has an HLB of 3.1 to 4.3 and a gel point of less than 58.degree. C., which improve softening performances on cotton while controlling deposition on synthetic fabrics. Ethyl, hydroxyethyl or methyl hydroxyethyl cellulose ethers are preferred. The detergent active material is anionic or a mixture thereof with other detergent active materials and may be present at 2 to 50% of the composition. The softening agent may be soap, a cationic material, a fatty amine and/or a clay with a soap/cationic mixture being preferred, and may be present at 0.5 to 50% of the composition.
    Type: Grant
    Filed: June 8, 1994
    Date of Patent: July 30, 1996
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventor: Francis G. Foster
  • Patent number: 5538648
    Abstract: A process for improving the removal of undesired substances from a cellulosic textile material comprisingi) treating the textile material with an aqueous solution comprisinga) citric acid,b) an alkali metal or ammonium salt of a gluconic acid, andc) optionally a mineral acid (preferably in a minor amount).
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: July 23, 1996
    Assignee: Sandoz Ltd.
    Inventors: Dominik B ucheler, Saverio Fornelli
  • Patent number: 5538664
    Abstract: Hard surface detergent compositions comprise nonionic detergent surfactant; tripropylene glycol or short chain alkyl ether of tripropylene glycol as a hydrophobic cleaning solvent; and optional, but preferred suds control system comprising fatty acid and anionic sulfonated and/or sulfated detergent surfactant. The compositions are preferably in the form of aqueous liquids and preferably have monoethanolamine and/or beta-aminoalkanol present. The compositions clean vinyl no-wax flooring without rinsing and without substantial filming/streaking.
    Type: Grant
    Filed: December 29, 1993
    Date of Patent: July 23, 1996
    Assignee: The Procter & Gamble Company
    Inventor: Daniel W. Michael
  • Patent number: 5536452
    Abstract: The invention relates to a composition for an aqueous rinsing solution for removing deposits from surfaces of showers and the like, and a method of using same without scrubbing or wiping. The composition includes a non-ionic surfactant having an HLB of 13 or less, a chelating agent, and optionally, alcohol and/or ammonium hydroxide and/or morpholine.
    Type: Grant
    Filed: January 19, 1995
    Date of Patent: July 16, 1996
    Inventor: Robert H. Black
  • Patent number: 5536437
    Abstract: Physically stable, non-scratching hard surface cleaning compositions having shear thickening properties are provided and include an alkali metal silicate, an inorganic or organic compound containing an alkali metal cation or an organic compound containing at least one hydroxyl group and water.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: July 16, 1996
    Assignee: Colgate-Palmolive Co.
    Inventor: Andrea Motyka
  • Patent number: 5536421
    Abstract: A method of softening fabrics where the consumer adds an effective amount of a particulate fabric softening composition comprising fabric softener agent to an automatic dosing dispenser with water, seals the dispenser, and places the automatic dosing dispenser into a washing machine at the beginning of the wash process. The mechanical agitation and/or heat of the wash cycle aids in forming a finely divided emulsion/dispersion of fabric softener agent which is then released from the dispenser during the rinse cycle.
    Type: Grant
    Filed: June 16, 1994
    Date of Patent: July 16, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Frederick A. Hartman, John R. Rusche, Lucille F. Taylor
  • Patent number: 5534199
    Abstract: A method of producing a vehicle wash detergent/foam for cleaning cars, trucks and other vehicles using commercial vehicle washing equipment, which comprises the step of producing a vehicle wash detergent/foam concentrate solution comprising water as the suspending solvent; dodecyl benzene sulfonic acid as a detergent/foam agent; monoethanolamine, or diethanolamine, or triethanolamine as modifying substance to adjust the pH of the solution just to the base side of 7.0 and simultaneously form the amine salt of the dodecyl benzene sulfonic acid; either a 1:1 cocoamide DEA or a 2:1 cocoamide DEA as a detergent/foam agent; either sodium lauryl sulfate or an alpha olefin sulfonate as a detergent/foam agent; coco-dimethylamidopropyl betaine as a foam agent; propylene glycol as a solvent; either a 9-molar ethoxylated secondary alcohol or a 9-molar ethoxylated nonyl phenol as a surfactant; and monoethanolamine, or diethanolamine, or triethanolamine as an oil solubilizing agent.
    Type: Grant
    Filed: September 22, 1995
    Date of Patent: July 9, 1996
    Inventor: J. A. Winkler, III
  • Patent number: 5531910
    Abstract: The present invention relates to liquid and solid biodegradable fabric softener compositions combined with nonionic or anionic esters of a non-allylic alcohol perfumes. These compositions exhibit improved perfume longevity and reduced enviromental impact.
    Type: Grant
    Filed: July 7, 1995
    Date of Patent: July 2, 1996
    Assignee: The Procter & Gamble Company
    Inventors: John C. Severns, Mark R. Sivik, Frederick A. Hartman, Hugo R. G. Denutte, Jill B. Costa, Alex H. Chung