Granted Patent
Utility
US 4,792,809 · App. 06/856,874
Microstrip tee-fed slot antenna
Inventors:
Roland Gilbert, Darrel F. Sedivec
Patented Case
View Patent ↗
Granted: Dec 20, 1988
Filed: Apr 28, 1986
Inventors
Roland Gilbert
Darrel F. Sedivec
Assignee (at issue)
Sanders GmbH
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.