Patents by Inventor Carol Pearson

Carol Pearson 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).

  • Liquid detergent compositions
    Patent number: 4671894
    Abstract: Stable liquid dishwashing detergent compositions are provided incorporating an alkyl benzene sulfonate and/or alkyl sulfate, an alkyl ethoxy sulfate, an ethoxylated C.sub.6 -C.sub.13 alcohol containing an average of from 3 to 12 moles of ethylene oxide and wherein the ethoxylated alcohol contains no more than 1% by weight of unethoxylated alcohol and a zwitterionic surfactant containing a C.sub.10 -C.sub.16 alkyl group.
    Type: Grant
    Filed: November 4, 1985
    Date of Patent: June 9, 1987
    Assignee: The Procter & Gamble Company
    Inventors: Christopher Lamb, John R. Lawson, Carol Pearson