Patents by Inventor Gloria Y. Chen

Gloria Y. Chen 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).

  • Analgesic compositions
    Patent number: 5210099
    Abstract: The invention provides an analgesic cream containing ibuprofen with superior skin penetration properties obtained in part by maintaining a pH of 4 to 7.2 such that the ibuprofen is suspended in substantially solid crystalline form.
    Type: Grant
    Filed: January 8, 1992
    Date of Patent: May 11, 1993
    Assignee: American Home Products Corporation
    Inventors: Dhiraj S. Mody, Robert G. Blank, Gary R. Agisim, Gloria Y. Chen