Granted Patent
Utility
US 5,932,522 · App. 08/721,470
Superconducting radio-frequency bandstop filter
Inventors:
H. Clark Bell, Henry Muller
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Sep 27, 1996
Inventors
H. Clark Bell
Henry Muller
Assignee (at issue)
Illinois Superconductor Corporation, 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.