Patents by Inventor David Robert Eyres

David Robert Eyres 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).

  • Method of reducing the viscosity of fabric conditioning compositions
    Patent number: 6797689
    Abstract: A method of thinning a fabric conditioning composition comprising (a) from 7.5 to 80% by weight of a ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component; comprises the step of adding a fatty complexing agent (b) to the composition in an amount such that the weight ratio of the mono-ester linked component of compound (a) to fatty complexing agent (b) is from 2.93:1 to 1:5.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: September 28, 2004
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: David Robert Eyres, David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, Kevin Anthony Ormandy
  • Method of reducing the viscosity of fabric conditioning compositions
    Publication number: 20030114336
    Abstract: A method of thinning a fabric conditioning composition comprising (a) from 7.5 to 80% by weight of a ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component; comprises the step of adding a fatty complexing agent (b) to the composition in an amount such that the weight ratio of the mono-ester linked component of compound (a) to fatty complexing agent (b) is from 2.93:1 to 1:5.
    Type: Application
    Filed: September 9, 2002
    Publication date: June 19, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: David Robert Eyres, David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, Kevin Anthony Ormandy