Patents Represented by Attorney, Agent or Law Firm I. S. Robinson
  • Hard surface cleaning compositions comprising modified alkylbenzene sulfonates
    Patent number: 6342473
    Abstract: This invention relates to hard surface cleaning compositions which include modified alkylbenzene sulfonate surfactant mixtures.
    Type: Grant
    Filed: December 15, 1999
    Date of Patent: January 29, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Lee Kott, Jeffrey John Scheibel, Roland George Severson, Thomas Anthony Cripe, James Charles Theophile Roger Burckett-St. Laurent, Joseph Paul Morelli
  • Hard surface cleaning compositions comprising modified alkybenzene sulfonates
    Patent number: 6303556
    Abstract: This invention relates to hard surface cleaning compositions which include modified alkylbenzene sulfonate surfactant mixtures.
    Type: Grant
    Filed: December 15, 1999
    Date of Patent: October 16, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Lee Kott, Jeffrey John Scheibel, Roland George Severson, Thomas Anthony Cripe, James Charles Theophile Roger Burckett-St. Laurent, Joseph Paul Morelli
  • Soaker compositions
    Patent number: 6180580
    Abstract: Soaking compositions are disclosed which comprise oxygen bleach, a sorbitan ester in combination with an alkyl sulphonate surfactant. Said compositions are diluted in water to form soaking liquors. The invention is particularly effective in removing particulate soils like silt and clay from fabrics as well as enzymatic stains and bleachable stains.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: January 30, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Gabriella Ardia, Stefano Scialla
  • Mid-chain branched alkyl sulfate surfactants
    Patent number: 6060443
    Abstract: Mixtures of mid-chain branched primary alkyl sulfate surfactants useful in cleaning compositions, especially for lower water temperature applications, alone or formulated with other surfactants for the purpose of modifying the low temperature cleaning properties of the cleaning formulations. The present invention also relates to novel mid-chain branched primary alkyl sulfate surfactants suitable for use in surfactant mixtures.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: May 9, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Thomas Anthony Cripe, Daniel Stedman Connor, Phillip Kyle Vinson, James Charles Theophile Roger Burckett-St. Laurent, Kenneth William Willman, Jeffrey Scott Dupont
  • Use of a combination of surfactants, chelating agents and essential oils for effective disinfection
    Patent number: 6048836
    Abstract: The present invention relates to the use, in a composition, of a combination of a chelating agent, a surfactant, and an essential oil or an active thereof, to provide disinfecting properties to said composition.
    Type: Grant
    Filed: January 15, 1999
    Date of Patent: April 11, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Nicoletta Romano, Marina Trani, Keith Homer Baker
  • Mid-Chain branched Alkoxylated Sulfate Surfactants
    Patent number: 6008181
    Abstract: Mid-chain branched primary alkyl alkoxylated sulfate surfactants useful in laundry and cleaning compositions, especially granular and liquid detergent compositions. These surfactant mixtures are also suitable for formulation with other surfactants for the purpose of providing improved surfactant systems, especially for use in detergent compositions which will be used in laundry processes involving low water temperature wash conditions. The present invention also relates to novel mid-chain branched primary alkyl alkoxylated sulfate surfactants suitable for use in the surfactant mixtures.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: December 28, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Thomas Anthony Cripe, Daniel Stedman Connor, Phillip Kyle Vinson, James Charles Theophile Roger Burckett-St. Laurent, Kenneth William Willman