Granted Patent
Utility
US 5,880,768 · App. 08/419,077
Interactive program guide systems and processes
Inventors:
Thomas R. Lemmons, Donald W. Allison, Jerry D. Henshaw, Connie T. Marshall
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Apr 6, 1995
Inventors
Thomas R. Lemmons
Donald W. Allison
Jerry D. Henshaw
Connie T. Marshall
Assignee (at issue)
Prevue Networks, Inc.
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.