Granted Patent
Utility
US 4,789,840 · App. 06/852,861
Integrated capacitance structures in microwave finline devices
Inventor:
Robert D. Albin
Patented Case
View Patent ↗
Granted: Dec 6, 1988
Filed: Apr 16, 1986
Inventor
Robert D. Albin
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.