Granted Patent
Utility
US 6,137,608 · App. 09/016,511
Optical network switching system
Inventor:
Ian A. White
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Jan 30, 1998
Inventor
Ian A. White
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.