Patents by Inventor Richard A Bone

Richard A Bone 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).

  • Pharmaceutically active carotenoids
    Patent number: 6218436
    Abstract: The carotenoids lutein and zeaxanthin are disclosed for pharmaceutical use in the treatment of advanced macular degeneration. High dosages are deployed to produce the high serum carotenoid levels needed to cause take-up by the macula.
    Type: Grant
    Filed: December 23, 1996
    Date of Patent: April 17, 2001
    Assignee: The Howard Foundation
    Inventors: Alan N Howard, John T Landrum, Richard A Bone