Patents by Inventor Gregory Szewzyk

Gregory Szewzyk 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 compositions
    Patent number: 9345655
    Abstract: Aqueous oral compositions containing a cationic steroidal compound and a quaternary ammonium compound are suitable for treating conditions of the oral cavity.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: May 24, 2016
    Assignee: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-Thumm, Gregory Szewzyk, Zhigang Hao