Granted Patent
Utility
US 5,332,983 · App. 08/010,073
Filterbank using surface acoustic wave technology
Inventor:
Robert C. Peach
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Jan 26, 1993
Inventor
Robert C. Peach
Assignee (at issue)
COM DEV LTD.
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.