Patents by Inventor Laurence Marie Bernard

Laurence Marie Bernard 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).

  • Oral care composition
    Patent number: 6296834
    Abstract: The invention provides for an oral care composition which contains a non-cationic, water-insoluble or sparingly water-soluble antimicrobial agent, and an alkalimetal, ammonium or substituted ammonium alkylsulphate which contains a straight-chain, saturated or unsaturated C10 alkyl group.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: October 2, 2001
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Laurence Marie Bernard, Alison Katharine Green, Elizabeth Sarah Mountney
  • Encapsulation
    Patent number: 6287542
    Abstract: The present invention relates to a process for treating a mixture of a liquid oil and a copper chlorophyll extract with a mixture of at least 90% by weight of a C2-C4 alcohol, and water at a certain concentration. The thus treated mixture is then suitable for making micro capsules with a green colorer liquid core material comprising said mixture by means of complex coaceration. These microcapsules can be included in oral care products to import a speckled appearance thereto. The liquid oil is typically sunflower oil or paraffin oil, and the C2-C4 alcohol is typically ethanol or isopropanol.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: September 11, 2001
    Assignee: ilever Home & Personal Care USA, a division of Conopco, Inc.
    Inventors: Laurence Marie Bernard, Jonathan Edward Creeth, William John Stead