Patents by Inventor Srinivasa Rao Karra

Srinivasa Rao Karra 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).

  • Patent number: 6054115
    Abstract: A compound and method of making a compound for use as a diagnostic or therapeutic pharmaceutical comprises at least one functionalized hydroxyalkyl phosphine donor group and one or more sulfur or nitrogen donor and a metal combined with the ligand.
    Type: Grant
    Filed: March 3, 1998
    Date of Patent: April 25, 2000
    Assignee: The Curators of the University of Missouri
    Inventors: Kattesh V. Katti, Srinivasa Rao Karra, Douglas E. Berning, C. Jeffrey Smith, Wynn A. Volkert, Alan R. Ketring
  • Patent number: 5855867
    Abstract: A compound and method of making a compound for use as a diagnostic or therapeutic pharmaceutical comprises at least one functionalized hydroxyalkyl phosphine donor group and one or more sulfur or nitrogen donor and a metal combined with the ligand.
    Type: Grant
    Filed: March 14, 1997
    Date of Patent: January 5, 1999
    Assignee: The Curators of the University of Missouri
    Inventors: Kattesh V. Katti, Srinivasa Rao Karra, Douglas E. Berning, C. Jeffrey Smith, Wynn A. Volkert, Alan R. Ketring