Granted Patent
Utility
US 6,236,777 · App. 09/075,868
Reliability of an optical communication system and of an optical amplifying system, and a method suitable to this aim
Inventors:
Filippo Bentivoglio Ravasio, Paolo Ottolenghi
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: May 12, 1998
Inventors
Filippo Bentivoglio Ravasio
Paolo Ottolenghi
Assignee (at issue)
Pirelli Cavi e Sistemi S.p.A.
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.