Granted Patent
Utility
US 5,430,799 · App. 08/233,212
Multichannel television signal scrambling and descrambling system and method
Inventor:
Ron D. Katznelson
Patented Case
View Patent ↗
Granted: Jul 4, 1995
Filed: Apr 25, 1994
Inventor
Ron D. Katznelson
Assignee (at issue)
Multichannel Communication Sciences, 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.