Granted Patent
Utility
US 5,880,652 · App. 08/867,141
Stripline filter with stripline resonators of varying distance therebetween
Inventor:
Jan Snel
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Jun 2, 1997
Inventor
Jan Snel
Assignee (at issue)
U.S. Philips 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.