Granted Patent
Utility
US 6,816,468 · App. 09/465,645
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Inventor:
Brian Cruickshank
Patented Case
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Granted: Nov 9, 2004
Filed: Dec 16, 1999
Inventor
Brian Cruickshank
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.