Granted Patent
Utility
US 4,835,543 · App. 06/801,533
Dielectric slab antennas
Inventor:
Hermann B. Sequeira
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Nov 27, 1985
Inventor
Hermann B. Sequeira
Assignee (at issue)
LOCKHEED MARTIN 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.