Granted Patent
Utility
US 6,307,669 · App. 09/417,262
L-band amplification with detuned 980nm pump
Inventors:
Felton A. Flood, Douglas W. Hall
Patented Case
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Granted: Oct 23, 2001
Filed: Oct 12, 1999
Inventors
Felton A. Flood
Douglas W. Hall
Assignee (at issue)
CORNING INCORPORATED
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.