Granted Patent
Utility
US 4,896,162 · App. 07/026,338
Capacitance loaded monopole antenna
Inventor:
O. D. Parham
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Mar 16, 1987
Inventor
O. D. Parham
Assignee (at issue)
Hughes Aircraft Company
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.