Granted Patent
Utility
US 5,291,199 · App. 05/757,404
Threat signal detection system
Inventors:
Kelly C. Overman, Donald B. Klein, Sabra R. Crosby, Emil Hensel
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Jan 6, 1977
Inventors
Kelly C. Overman
Donald B. Klein
Sabra R. Crosby
Emil Hensel
Assignee (at issue)
Westinghouse Electric Company LLC
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.