Granted Patent
Utility
US 6,704,485 · App. 09/933,662
Method for reducing the hydrogen sensitivity of optical fibers at 1380nm-1410 nm
Inventors:
Jean-Florent Campion, Isabelle Decaux, Philippe Dupont, Terry Voots, José G. Piffaretti, Roger Charlton
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Aug 22, 2001
Inventors
Jean-Florent Campion
Isabelle Decaux
Philippe Dupont
Terry Voots
José G. Piffaretti
Roger Charlton
Assignee (at issue)
ALCATEL
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.