Patents by Inventor Randall K. Ward

Randall K. Ward 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).

  • Crystalline roxifiban
    Patent number: 6306886
    Abstract: The potent platelet glycoprotein IIb/IIIa antagonist, roxifiban, is produced in crystalline form. Crystalline roxifiban exists in two polymorphic forms, designated Form 1 and Form 2. These polymorphic forms are characterized by x-ray powder diffraction and solid-state carbon NMR. Pharmaceutical compositions and methods for the treatment or prevention of diseases mediated by platelet aggregation are described.
    Type: Grant
    Filed: June 15, 1998
    Date of Patent: October 23, 2001
    Assignee: DuPont Pharmaceuticals Company
    Inventors: Michael Blaise Maurin, Philip Ma, David John Meloni, Jaan A. Pesti, Lucius Thomas Rossano, Randall K. Ward, Jianguo Yin, Lin Hua Zhang, Goss S. Kauffman