Granted Patent
Utility
US 5,861,971 · App. 08/724,639
Inline modulator device for an optical transmission system
Inventors:
Fabrice Devaux, Francis Pirio
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Oct 1, 1996
Inventors
Fabrice Devaux
Francis Pirio
Assignee (at issue)
FRANCE TELECOM
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.