Granted Patent
Utility
US 5,736,960 · App. 08/530,553
Atomic clock augmented global positioning system receivers and global positioning system incorporating same
Inventors:
John H. Murphy, Trent A. Skidmore
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Sep 19, 1995
Inventors
John H. Murphy
Trent A. Skidmore
Assignee (at issue)
NORTHROP GRUMMAN CORPORATION
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.