Granted Patent
Utility
US 4,677,685 · App. 06/755,741
Method and apparatus for downloading a code defining the channel transmission format employed in an addressable CATV system
Inventor:
Motohiro Kurisu
Patented Case
View Patent ↗
Granted: Jun 30, 1987
Filed: Jul 16, 1985
Inventor
Motohiro Kurisu
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.