Granted Patent
Utility
US 4,855,746 · App. 06/635,857
Multiple device remote control transmitter
Inventor:
Carl W. Stacy
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Jul 30, 1984
Inventor
Carl W. Stacy
Assignee (at issue)
Zenith Electronics LLC
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.