Patents by Inventor Ling L. Lee

Ling L. Lee 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).

  • 4-(2-methyl-2-hydroxypropylamino)-5,6-dihydrot hieno-[2,3-b]thiopyran-2-sulfonamide-7,7-dioxide
    Patent number: 4946859
    Abstract: 4-(2-Methyl-2-hydroxypropylamino)-5,6-dihydrothieno[2,3-b]thiopyran-2-sulfo namide-7,7-dioxide is a major mammalian metabolite of 4-(2-methylpropylamino)-5,6-dihydrothieno[2,3-b]thiopyran-2-sulfonamide-7, 7-dioxide and is itself an active carbonic anhydrase inhibitor useful in the treatment of ocular hypertension by topical administration.
    Type: Grant
    Filed: July 31, 1989
    Date of Patent: August 7, 1990
    Assignee: Merck & Co., Inc.
    Inventors: Jacob M. Hoffman, Jr., Ling L. Lee, Sandor L. Varga, Anthony G. Zacchei