Granted Patent
Utility
US 6,023,544 · App. 08/998,354
Monitoring with an optical wavelength router
Inventor:
Corrado Dragone
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Dec 24, 1997
Inventor
Corrado Dragone
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.