Granted Patent
Utility
US 6,348,984 · App. 09/187,122
Optical add/drop multiplexer
Inventor:
Victor Mizrahi
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Nov 5, 1998
Inventor
Victor Mizrahi
Assignee (at issue)
Ciena Corporation
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.