Granted Patent
Utility
US 6,208,222 · App. 09/311,493
Electromechanical phase shifter for a microstrip microwave transmission line
Inventor:
Jeffrey H. Sinsky
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: May 13, 1999
Inventor
Jeffrey H. Sinsky
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.