Granted Patent
Utility
US 5,294,939 · App. 08/002,692
Electronically reconfigurable antenna
Inventors:
Gary G. Sanford, Patrick M. Westfeldt, Jr.
Patented Case
View Patent ↗
Granted: Mar 15, 1994
Filed: Jan 11, 1993
Inventors
Gary G. Sanford
Patrick M. Westfeldt, Jr.
Assignee (at issue)
BALL 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.