Granted Patent
Utility
US 6,359,725 · App. 09/471,753
Multi-stage optical amplifier and broadband communication system
Inventor:
Mohammed N. Islam
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Dec 23, 1999
Inventor
Mohammed N. Islam
Assignee (at issue)
Xtera Communications, 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.