Granted Patent
Utility
US 5,872,539 · App. 08/655,068
Method and system for providing a user with precision location information
Inventor:
Robert Mullen
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: May 29, 1996
Inventor
Robert Mullen
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.