Patents by Inventor Richard K. Farng

Richard K. Farng 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).

  • Corticosteroid having low systemic absorption
    Patent number: 8653055
    Abstract: The invention provides novel compositions of water-insoluble corticosteroid drug in combination with antimicrobial agents and very low concentrations of polymers and surfactants for topical, otic and ophthalmic treatment. The invention provides stable aqueous suspension where the ingredients remain in such a state so as to allow for immediate re-suspension, when desired, even after extended periods of settling. The invention provides also a method for treating inflammation with low systemic absorption and side-effects of the corticosteroid.
    Type: Grant
    Filed: September 15, 2005
    Date of Patent: February 18, 2014
    Assignee: Teva Animal Health, Inc.
    Inventors: Richard K. Farng, Chung-Tsin Chiu, Ba Cuong Tu, Kenneth W. Kwochka
  • Aqueous gel retinoid dosage form
    Patent number: 5643584
    Abstract: This invention relates to aqueous gel retinoid compositions and their methods of use. More specifically, the aqueous gel retinoid compositions of the invention utilize micronized particles of retinoids, particularly tretinoin, to provide an aqueous gel for topical application of such retinoids to the skin which minimizes skin irritation while retaining drug efficacy.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: July 1, 1997
    Assignee: Ortho Pharmaceutical Corporation
    Inventors: Richard K. Farng, Gerard J. Gendimenico, James A. Mezick, Shirley M. Ng, Stanley B. Wrobel, Jr.