Patents by Inventor J. Stephen Dumler

J. Stephen Dumler 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).

  • Method of growing granulocytic ehrlichiae of the Ehrlichia phagocytophila genogroup in promyelocytic leukemia cell culture, and preparing antigens and vaccines of said granulocytic ehrlichiae
    Patent number: 5955359
    Abstract: Methods for the in vitro cultivation, propagation, and production of antigens of Ehrlichia phagocytophila genogroup granulocytic Ehrlichia species, including Ehrlichia equi and the agent of human granulocytic ehrlichiosis in promyelocytic leukemia cell cultures, such as HL60 and KG-1 cell lines.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: September 21, 1999
    Assignees: University of Maryland at Baltimore, The Regents of the University of California, Regents of the University of Minnesota
    Inventors: J. Stephen Dumler, John Madigan, Jesse Goodman
  • Method of diagnosing human granulocytic Ehrlichiosis
    Patent number: 5928879
    Abstract: Methods for the in vitro cultivation, propagation, and production of antigens of Ehrlichia phagocytophila genogroup granulocytic Ehrlichiae, including Ehrlichia equi, in Ixodes scapularis tick cell culture and in human HL60 promyelocytic leukemia cell culture.
    Type: Grant
    Filed: August 25, 1995
    Date of Patent: July 27, 1999
    Assignees: The Regents of the University of Minnesota, The Regents of the University of California, University of Maryland at Baltimore
    Inventors: J. Stephen Dumler, Ulrike G. Munderloh, John Madigan, Jesse Goodman, Timothy J. Kurtti