Granted Patent
Utility
US 6,531,980 · App. 08/274,119
Radar antenna system
Inventor:
David K. Jones
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Jul 12, 1994
Inventor
David K. Jones
Assignee (at issue)
Airsys ATM Limited
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.