Patents by Inventor Gregory Donegan

Gregory Donegan 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).

  • Direct esterification of mycophenolic acid
    Patent number: 5247083
    Abstract: Mycophenolate mofetil is made non-catalytically by refluxing mycophenolic acid with 2-morpholinoethanol in an inert organic solvent capable of azeotropic removal of water.
    Type: Grant
    Filed: December 18, 1992
    Date of Patent: September 21, 1993
    Assignee: Syntex (U.S.A.) Inc.
    Inventors: Martin Knox, Gregory Donegan, Dennis A. Smith