Granted Patent
Utility
US 6,798,934 · App. 10/003,252
Optical data throughput protection switch
Inventors:
Simon Parry, David W. Brown, Bhupendra C. Patel
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Dec 6, 2001
Inventors
Simon Parry
David W. Brown
Bhupendra C. Patel
Assignee (at issue)
Nortel Networks Limited
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.