Granted Patent
Utility
US 6,301,036 · App. 09/091,489
optical signal transmission network with fiber-break detection
Inventor:
Geoffrey P. Spencer
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Sep 11, 1998
Inventor
Geoffrey P. Spencer
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.