Granted Patent
Utility
US 5,825,887 · App. 08/580,353
Transmitting and receiving apparatus for full code correlation operation under encryption for satellite positioning system
Inventor:
Gary Lennen
Patented Case
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Granted: Oct 20, 1998
Filed: Dec 28, 1995
Inventor
Gary Lennen
Assignee (at issue)
Trimble Navigation 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.