Granted Patent
Utility
US 5,317,660 · App. 08/080,352
Optical transmission system with optical filter for providing protection against giant pulses
Inventor:
Gustav Veith
Patented Case
View Patent ↗
Granted: May 31, 1994
Filed: Jun 21, 1993
Inventor
Gustav Veith
Assignee (at issue)
Alcatel SEL A.G.
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.