Granted Patent
Utility
US 5,864,579 · App. 08/690,320
Digital radio satellite and terrestrial ubiquitous broadcasting system using spread spectrum modulation
Inventor:
Robert D. Briskman
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Jul 25, 1996
Inventor
Robert D. Briskman
Assignee (at issue)
CD Radio Inc.
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.