Granted Patent
Utility
US 6,725,463 · App. 08/904,693
Dual mode tuner for co-existing digital and analog television signals
Inventor:
Vince Birleson
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Aug 1, 1997
Inventor
Vince Birleson
Assignee (at issue)
Microtune (Texas), L.P.
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.