Granted Patent
Utility
US 5,436,632 · App. 08/252,681
Integrity monitoring of differential satellite positioning system signals
Inventor:
Len Sheynblat
Patented Case
View Patent ↗
Granted: Jul 25, 1995
Filed: Jun 2, 1994
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.