Granted Patent
Utility
US 6,748,136 · App. 10/098,200
Wide band Raman amplifiers
Inventors:
Clifford Headley, Marc Mermelstein
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Mar 15, 2002
Inventors
Clifford Headley
Marc Mermelstein
Assignee (at issue)
Fitel USA Corp.
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.