Granted Patent
Utility
US 5,833,468 · App. 08/590,640
Remote learning system using a television signal and a network connection
Inventors:
Frederick R. Guy, Ronald N. Roberts
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jan 24, 1996
Inventors
Frederick R. Guy
Ronald N. Roberts
Assignee (at issue)
Frederick Guy
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.