Granted Patent
Utility
US 6,097,865 · App. 09/120,000
Design and method for planar coupled waveguide filter
Inventors:
Rodney C. Alferness, Tomas Brenner
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Jul 21, 1998
Inventors
Rodney C. Alferness
Tomas Brenner
Assignee (at issue)
LUCENT TECHNOLOGIES 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.