Patents by Inventor Susan A. Stiffe

Susan A. Stiffe 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).

  • Topically-effective compositions
    Patent number: 5534246
    Abstract: Roll-on or gel topically-effective compositions comprising a topically-active compound, a silicon-free surfactant or silicon-free surfactant blend having an HLB value of about 0.1 to about 10, an organic phase comprising a volatile silicone compound or a volatile hydrocarbon compound, and water.
    Type: Grant
    Filed: August 29, 1994
    Date of Patent: July 9, 1996
    Assignee: Helene Curtis, Inc.
    Inventors: Craig A. Herb, Wei-Mei Sun, Priscilla M. Walling, Susan A. Stiffe