Granted Patent
Utility
US 5,337,056 · App. 08/074,621
Dynamically tunable notch filter
Inventor:
Clifford D. Dax
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Jun 11, 1993
Inventor
Clifford D. Dax
Assignee (at issue)
Rockwell International 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.