Patents by Inventor James D. Beluzzi

James D. Beluzzi 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).

  • Dipeptide narcotic antagonists
    Patent number: 4205069
    Abstract: Novel dipeptides of the formula: A--X--Y--B wherein X is D-Tyr or L-Tyr; Y is D-Ala, L-Ala, D-Ser, L-Ser, or Gly; with the proviso that at least one of X and Y is of the D- configuration; A is hydrogen, allyl, or lower alkyl of 1 to 3 carbon atoms; B is --NH.sub.2, --OMe, or --NHNH.sub.2 ; and the pharmacologically acceptable salts thereof, as well as pharmaceutical compositions containing them, and a process for antagonizing the effects of a narcotic analgesic agent in warm blooded animals are disclosed.
    Type: Grant
    Filed: September 29, 1978
    Date of Patent: May 27, 1980
    Assignee: American Home Products Corporation
    Inventors: James D. Beluzzi, William H. McGregor, Larry Stein