Patents by Inventor Troy Anthony Appleton

Troy Anthony Appleton 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).

  • Polymorphs of a crystalline azo-bicyclo 2,2,2 OCT-3-yl amine dihydrochloride and their pharmaceutical compositions
    Patent number: 6262067
    Abstract: Two crystalline polymorphic forms of (2-Benzhydryl-1-azo-bicyclo(2.2.2]Octyl-3-yl)-(5-iso-propyl-2-methoxybenzyl)amine dihydrochloride dihydrate are Form I and Form II. The pharmaceutical composition containing at least are of these polymorphs has advantageous stability for formulation to treat emesis in patients receiving chemotherapy. The administration of this pharmaceutical composition is conventional oral by preferably tablet or capsule or intravenous. A method of making Forms I and II is also disclosed.
    Type: Grant
    Filed: May 4, 2000
    Date of Patent: July 17, 2001
    Assignee: Pfizer Inc.
    Inventors: Douglas J. M. Allen, Troy Anthony Appleton, Michael Jon Gumkowski, David Joseph Muehlbauer, Timothy Norris