Granted Patent
Utility
US 5,864,613 · App. 08/714,475
System and method for controlling telephone use
Inventor:
Robert Flood, Jr.
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Sep 16, 1996
Inventor
Robert Flood, Jr.
Assignee (at issue)
MCI Communications 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.