Patents by Inventor Uma R. Iyer

Uma R. Iyer 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).

  • Use of commercial lecithin as skin penetration enhancer
    Patent number: 4783450
    Abstract: A method of enhancing penetration of a drug through the skin or other biological membranes using lecithin is herein described along with pharmaceutical compositions containing effective amounts of lecithin as a penetration enhancer.
    Type: Grant
    Filed: April 13, 1987
    Date of Patent: November 8, 1988
    Assignee: Warner-Lambert Company
    Inventors: Mahdi B. Fawzi, Uma R. Iyer, Majid Mahjour