Granted Patent
Utility
US 5,550,578 · App. 08/318,982
Interactive and conventional television information system
Inventors:
W. Leo Hoarty, Joshua W. Soske
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Oct 6, 1994
Inventors
W. Leo Hoarty
Joshua W. Soske
Assignee (at issue)
ICTV, 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.