Granted Patent
Utility
US 5,657,031 · App. 07/637,567
Earth station antenna system
Inventors:
Fredrick C. Anderson, Paul Gaske, Nicholas Moldovan, Peter Gardner, Chang Seong Kim
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Jan 7, 1991
Inventors
Fredrick C. Anderson
Paul Gaske
Nicholas Moldovan
Peter Gardner
Chang Seong Kim
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.