Patents by Inventor Priscilla L. Walling

Priscilla L. Walling 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).

  • Shampoos and conditioning shampoos having increased capacity for incorporation of conditioning agents and removal of hair soil
    Patent number: 5078990
    Abstract: An aqueous shampoo containing a long chain alkyl sulfate and/or long chain alkyl ether sulfate anionic surfactant, and a cationic di-long chain alkyl quaternary ammonium nitrogen-containing compound, unexpectedly increases the ability of the aqueous shampoo (1) to incorporate water-insoluble conditioning agents, particularly non-volatile silicone materials, and (2) to remove previously applied conditioning agents and other soiled conditioning agents and contaminants from the hair.
    Type: Grant
    Filed: July 13, 1990
    Date of Patent: January 7, 1992
    Assignee: Helene Curtis, Inc.
    Inventors: Kathleen Martin, Priscilla L. Walling