Granted Patent
Utility
US 5,938,692 · App. 08/621,634
Voltage controlled variable tuning antenna
Inventor:
Eric N. Rudie
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Mar 26, 1996
Inventor
Eric N. Rudie
Assignee (at issue)
Urologix, 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.