Granted Patent
Utility
US 5,038,402 · App. 07/280,770
Apparatus and method for providing digital audio in the FM broadcast band
Inventor:
Clyde Robbins
Patented Case
View Patent ↗
Granted: Aug 6, 1991
Filed: Dec 6, 1988
Inventor
Clyde Robbins
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.