Granted Patent
Utility
US 5,786,912 · App. 08/777,404
Waveguide-based, fabricless switch for telecommunication system and telecommunication infrastructure employing the same
Inventor:
Stamatios V. Kartalopoulos
Patented Case
View Patent ↗
Granted: Jul 28, 1998
Filed: Dec 27, 1996
Inventor
Stamatios V. Kartalopoulos
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.