Granted Patent
Utility
US 5,926,298 · App. 08/709,240
Optical multiplexer/demultiplexer having a broadcast port
Inventor:
Yuan Li
Patented Case
View Patent ↗
Granted: Jul 20, 1999
Filed: Aug 30, 1996
Inventor
Yuan Li
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.