Patents by Inventor Christa F. Nagy

Christa F. Nagy 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).

  • Compositions of retinoic acids and tocopherol for prevention of dermatitis
    Patent number: 5252604
    Abstract: Compositions of retinoic acids and tocopherols which may be applied topically without producing retinoic acid-induced skin irritation.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: October 12, 1993
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Christa F. Nagy, Timothy W. Quick, Stanley S. Shapiro