Granted Patent
Utility
US 5,922,538 · App. 08/766,439
Genetic markers and methods for the detection of Listeria monocytogenes and Listeria spp
Inventors:
James William Hazel, Mark A. Jensen
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Dec 12, 1996
Inventors
James William Hazel
Mark A. Jensen
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.