Granted Patent
Utility
US 5,587,716 · App. 08/537,110
Gap coverage for GPS signals
Inventor:
Len Sheynblat
Patented Case
View Patent ↗
Granted: Dec 24, 1996
Filed: Sep 29, 1995
Inventor
Len Sheynblat
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.