Patents by Inventor Anthony G. Zacchei

Anthony G. Zacchei 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
  • Piperazinylpyrazines
    Patent number: 4163849
    Abstract: Substituted piperazinylpyrazines and pharmaceutically acceptable salts thereof which have pharmacological activity as anorexigenic agents.
    Type: Grant
    Filed: March 17, 1978
    Date of Patent: August 7, 1979
    Assignee: Merck & Co., Inc.
    Inventors: William C. Lumma, Jr., Walfred S. Saari, Anthony G. Zacchei