Granted Patent
Utility
US 5,663,520 · App. 08/658,239
Vehicle mine protection structure
Inventors:
Michael D. Ladika, Dennis Jerome Malone, David Stevens
Patented Case
View Patent ↗
Granted: Sep 2, 1997
Filed: Jun 4, 1996
Inventors
Michael D. Ladika
Dennis Jerome Malone
David Stevens
Assignee (at issue)
O'Gara-Hess & Eisenhardt Armoring Co.
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.