Granted Patent
Utility
US 5,875,398 · App. 08/734,707
Method and apparatus for testing cellular services in a first location from a second location remote from the first location
Inventor:
John Lawrence Snapp
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Oct 21, 1996
Inventor
John Lawrence Snapp
Assignee (at issue)
AT&T Wireless
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.