Granted Patent
Utility
US 6,160,545 · App. 08/990,641
Multi-regional interactive program guide for television
Inventors:
Mark Eyer, Zicheng Guo
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Dec 15, 1997
Inventors
Mark Eyer
Zicheng Guo
Assignee (at issue)
General Instrument 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.