Patents by Inventor Janice K. Bees

Janice K. Bees 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).

  • Homogeneous polymerization process for making substantially homogeneous terpolymers
    Patent number: 5523369
    Abstract: A homogeneous polymerization process is described for making substantially homogeneous terpolymers of, by weight, 55-99%, preferably 65-95% of vinyl pyrrolidone; 0.5-49%, preferably 1-25% of a quaternary amino monomer, preferably 3-methacrylamidopropyl trimethylammonium chloride; and 0.5-49%, preferably 1-25%, of a hydrophobic monomer, preferably octadecyl methacrylate. The homogeneous terpolymer provides dual hair styling and conditioning functions in hair care applications.
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: June 4, 1996
    Assignees: ISP Investments Inc., Helene Curtis, Inc.
    Inventors: Kou-Chang Liu, Robert B. Login, Yakir Reuven, Janice K. Bees