Granted Patent
Utility
US 6,724,952 · App. 09/809,125
Wavelength selective cross-connect (WSC)
Inventor:
Christopher Doerr
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Mar 15, 2001
Inventor
Christopher Doerr
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.