Granted Patent
Utility
US 6,614,589 · App. 09/916,859
Method and system for controlling amplifier power in an optical communications network
Inventors:
James E. DeGrange, Jr., Sridhar Balakrishnan
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Jul 27, 2001
Inventors
James E. DeGrange, Jr.
Sridhar Balakrishnan
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.