Granted Patent
Utility
US 5,289,372 · App. 07/931,771
Global equipment tracking system
Inventors:
Jon E. Guthrie, Francis M. Marble, Clyde D. Ridgeway
Patented Case
View Patent ↗
Granted: Feb 22, 1994
Filed: Aug 18, 1992
Inventors
Jon E. Guthrie
Francis M. Marble
Clyde D. Ridgeway
Assignee (at issue)
Loral Aerospace Corp.
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.