Patents by Inventor Daniel Dufay

Daniel Dufay 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).

  • Surfactant mixtures
    Patent number: 7279456
    Abstract: A surfactant composition containing: (a) from about 15 to 20% by weight of an alkyl and/or alkenyl oligoglycoside; (b) from about 15 to 20% by weight of a betaine; and (c) from about 60 to 70% by weight of an alkyl ether sulfate, all weights being based on the weight of the composition.
    Type: Grant
    Filed: June 6, 2002
    Date of Patent: October 9, 2007
    Assignee: Gognis France S.A.
    Inventors: Daniel Dufay, Beatrice Hallé
  • Surfactant mixtures
    Publication number: 20050143277
    Abstract: A surfactant composition containing: (a) from about 15 to 20% by weight of an alkyl and/or alkenyl oligoglycoside; (b) from about 15 to 20% by weight of a betaine; and (c) from about 60 to 70% by weight of an alkyl ether sulfate, all weights being based on the weight of the composition.
    Type: Application
    Filed: June 6, 2002
    Publication date: June 30, 2005
    Inventors: Daniel Dufay, Beatrice Halle
  • Water-based cleansing compositions
    Publication number: 20020010114
    Abstract: An aqueous cleaning concentrate containing: (a) from about 20 to about 40% by weight of a fatty acid alkyl ester; and (b) from about 5 to about 20% by weight of an emulsifier, all weights being based on the total weight of the composition, and wherein the concentrate is in the form of a PIT emulsion having droplets with a mean diameter of below about 50 &mgr;m.
    Type: Application
    Filed: April 17, 2001
    Publication date: January 24, 2002
    Inventors: Daniel Dufay, Beatrice Mayoud