Granted Patent
Utility
US 4,477,785 · App. 06/326,643
Generalized dielectric resonator filter
Inventor:
Ali E. Atia
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: Dec 2, 1981
Inventor
Ali E. Atia
Assignee (at issue)
Communications Satellite 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.