Granted Patent
Utility
US 5,923,296 · App. 08/916,598
Dual polarized microstrip patch antenna array for PCS base stations
Inventors:
Shashi M. Sanzgiri, Paul Gilliland, William P. Harokopus, John A. Svigelj
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Aug 22, 1997
Inventors
Shashi M. Sanzgiri
Paul Gilliland
William P. Harokopus
John A. Svigelj
Assignee (at issue)
Raytheon 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.