Granted Patent
Utility
US 5,748,732 · App. 08/605,335
Pay TV method and device which comprise master and slave decoders
Inventors:
Jacques Le Berre, Bjorn Olof Hjalmar Persson
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Feb 8, 1996
Inventors
Jacques Le Berre
Bjorn Olof Hjalmar Persson
Assignee (at issue)
U.S. Philips 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.