Granted Patent
Utility
US 5,537,239 · App. 08/244,624
Optical transmission network with a switching matrix
Inventors:
Michel Sotom, Amaury Jourdan, Guy Le Roy
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Jun 3, 1994
Inventors
Michel Sotom
Amaury Jourdan
Guy Le Roy
Assignee (at issue)
Alcatel N.V.
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.