Patents by Inventor David Hutton

David Hutton has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6683036
    Abstract: A hard surface cleaning composition for removing cooked-, baked- or burnt-on soils from cookware and tableware, the composition comprising an organoamine solvent and wherein the composition has a liquid surface tension of less than about 24.5 mN/m and a pH, as measured in a 10% solution in distilled water, or least than 10.5. The composition can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerized grease from metal and glass substrates.
    Type: Grant
    Filed: July 19, 2001
    Date of Patent: January 27, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Peter Robert Foley, Howard David Hutton, III, Carl-Eric Kaiser, Yong Zhu, Lucio Pieroni, Brian Xiaqing Song
  • Publication number: 20030220214
    Abstract: The present invention relates to liquid or gel detergents which provide enhanced cleaning, especially improved stain removal and tough food particle removal on dishware and tableware. These cleaning compositions comprise a diacyl peroxide bleaching agent.
    Type: Application
    Filed: May 23, 2002
    Publication date: November 27, 2003
    Inventors: Kofi Ofosu-Asante, Howard David Hutton
  • Publication number: 20030130153
    Abstract: A hard-surface cleaning composition for removing cooked-, baked-, or burnt-on food soil from cookware and tableware, the composition comprising a solvent system, wherein said solvent system comprises: a mono-, di- or tri-ethylene glycol phenyl ether or a mixture thereof; and a di- or tri-propylene glycol alkyl ether having an alkyl chain containing of from about 1 to about 5 carbon atoms or a mixture thereof.
    Type: Application
    Filed: July 17, 2002
    Publication date: July 10, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Peter Robert Foley, Chanchal Kumar Ghosh, Howard David Hutton, Ronald David Turner
  • Publication number: 20030119689
    Abstract: The present application relates to a hard-surface cleaning, optionally silicate-containing composition for removing cooked-, baked-, or burnt-on food soil from cookware and tableware, the composition comprising a smectite-type clay thickening agent and a hydrophobically modified polyacrylate polymer. The composition has shear thinning properties and can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerised grease from surfaces, particularly metal substrates.
    Type: Application
    Filed: September 24, 2002
    Publication date: June 26, 2003
    Inventors: Howard David Hutton, Marcus Wayne Evans
  • Patent number: 6521178
    Abstract: A method by which medical equipment, such as surgical scalpels, can be sanitized using a detergent or treating composition containing a surfactant and a solvent such as water is disclosed. The method involves taking the used medical equipment and contacting it with the treating composition, and subjecting both the equipment and composition to microwaves. The composition foams during microwaving and/or immerses the equipment such that microwave arcing is avoided, and such that the medical equipment is sanitized.
    Type: Grant
    Filed: November 1, 2000
    Date of Patent: February 18, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Alan Scott Goldstein, Howard David Hutton
  • Publication number: 20020197183
    Abstract: A method by which dental equipment, such as dental scalers, can be sanitized using a detergent or treating composition containing a surfactant and a solvent such as water is disclosed. The method involves taking the used dental equipment and contacting it with the treating composition, and subjecting both the equipment and composition to microwaves. The composition foams during microwaving and/or immerses the equipment such that microwave arcing is avoided, and such that the dental equipment is sanitized.
    Type: Application
    Filed: July 9, 2002
    Publication date: December 26, 2002
    Inventors: Alan Scott Goldstein, Howard David Hutton
  • Publication number: 20020183222
    Abstract: According to the present invention there is provided a hard surface cleaning composition for removing cooked-, baked-, or burnt-on food soil from cookware and table ware, having surface tension of less than 30 mN/m and comprising an organic solvent system and no more than:
    Type: Application
    Filed: March 28, 2002
    Publication date: December 5, 2002
    Applicant: The Procter & Gamble Company
    Inventors: Peter Robert Foley, Howard David Hutton
  • Publication number: 20020169090
    Abstract: A hard-surface cleaning composition for removing cooked-, baked-, or burnt-on food soil from cookware and tableware, the composition comprising a soil swelling agent and a thickening system comprising synthetic smectite type clay thickening agent having an average platelet size of less than about 100 nm. The composition has shear thinning properties and can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerized grease from metal and glass substrates.
    Type: Application
    Filed: July 19, 2001
    Publication date: November 14, 2002
    Inventors: Peter Robert Foley, Howard David Hutton
  • Patent number: 6440920
    Abstract: The present invention relates to liquid or gel detergents which provide enhanced cleaning, especially improved stain removal and tough food particle removal on plastics, fabrics, and other substrates. These cleaning compositions comprise a diacyl peroxide bleaching agent.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: August 27, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Kofi Ofosu-Asante, Howard David Hutton
  • Patent number: 6423265
    Abstract: A method by which dental equipment, such as dental scalers, can be sanitized using a detergent or treating composition containing a surfactant and a solvent such as water is disclosed. The method involves taking the used dental equipment and contacting it with the treating composition, and subjecting both the equipment and composition to microwaves. The composition foams during microwaving and/or immerses the equipment such that microwave arcing is avoided, and such that the dental equipment is sanitized.
    Type: Grant
    Filed: November 1, 2000
    Date of Patent: July 23, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Alan Scott Goldstein, Howard David Hutton
  • Publication number: 20020039982
    Abstract: A hard surface cleaning composition for removing cooked-, baked- or burnt-on soils from cookware and tableware, the composition comprising an organoamine solvent and wherein the composition has a liquid surface tension of less than about 24.5 mN/m and a pH, as measured in a 10% solution in distilled water, or least than 10.5. The composition can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerized grease from metal and glass substrates.
    Type: Application
    Filed: July 19, 2001
    Publication date: April 4, 2002
    Applicant: The Procter & Gamble Company
    Inventors: Peter Robert Foley, Howard David Hutton, Carl-Eric Kaiser, Yong Zhu, Lucio Pieroni, Brian Xiaqing Song
  • Publication number: 20020037822
    Abstract: A hard surface cleaning composition for removing cooked-, baked- or burnt-on soils from cookware and tableware, the composition comprising a soil swelling agent and a spreading auxiliary and wherein the composition has a liquid surface tension of less than about 24.5 mN/m and a pH as measured in a 10% solution in distilled water of at least 10.5. The composition can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerized grease from metal and glass substrates.
    Type: Application
    Filed: July 19, 2001
    Publication date: March 28, 2002
    Inventors: Peter Robert Foley, Howard David Hutton, Carl-Eric Kaiser, Yong Zhu, Lucio Pieroni, Brian Xiaqing Song
  • Publication number: 20020037817
    Abstract: A hard-surface cleaning composition for removing cooked-, baked-, or burnt-on food soil from cookware and tableware, the composition being in sprayable form and comprising an organic solvent system having a volatile organic content above 1 mm Hg of less than about 50% and an odor masking perfume or perfume base, said perfume or perfume base comprising at least about 20% by weight thereof of non-volatile perfume materials having a boiling point above 250° C. at 1 atmosphere pressure. The composition can be used as pre-treatment prior to the dishwashing process. The composition provides excellent removal of polymerized grease from metal and glass substrates and has a very pleasant odor.
    Type: Application
    Filed: July 19, 2001
    Publication date: March 28, 2002
    Applicant: The Procter & Gamble Company
    Inventors: Peter Robert Foley, Howard David Hutton, Carl-Eric Kaiser
  • Patent number: 6322748
    Abstract: A method for removing stains or odors and for disinfecting plastics, dishware, countertops, appliances, and other substrates by activating a bleaching composition with microwaves and applying the activated composition to the substrate to be cleaned, deodorized, and/or sanitized is presented. This method provides enhanced cleaning and improved stain removal as compared to the conventional use of cleaning compositions applied directly to a substrate.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: November 27, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Howard David Hutton, Kofi Ofosu-Asante
  • Patent number: 6306219
    Abstract: The present invention is in the field of liquid or gel detergents. More specifically, the invention relates to a method for removing stains and/or odors and for disinfecting plastics, and other substrates by applying a liquid or gel detergent composition to the substrate and subjecting the substrate to microwaves. This method provides enhanced cleaning and improved stain removal on plastics, and other substrates. These cleaning compositions include a bleaching agent, preferably diacyl peroxide in a liquid or gel detergent formulation. These compositions in combination with the method of microwaving are also very effective in disinfecting and deodorizing substrates.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: October 23, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Kofi Ofosu-Asante, Howard David Hutton
  • Patent number: 6287346
    Abstract: The present invention is in the field of liquid or gel detergents. More specifically, the invention relates to a method for removing stains and/or odors and for disinfecting fabrics by applying a liquid or gel detergent composition to the fabric and subjecting the fabric to microwaves. This method provides enhanced cleaning and improved stain removal. These cleaning compositions comprise a bleaching agent, preferably diacyl peroxide in a liquid or gel detergent formulation. These compositions in combination with the method of microwaving are also very effective in disinfecting and deodorizing fabrics.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: September 11, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Kofi Ofosu-Asante, Howard David Hutton