Granted Patent
Utility
US 6,711,153 · App. 09/459,441
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Inventors:
Andrew T. Hebb, Sanjay G. Cherian
Patented Case
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Granted: Mar 23, 2004
Filed: Dec 13, 1999
Inventors
Andrew T. Hebb
Sanjay G. Cherian
Assignee (at issue)
Ascend Communications, Inc.
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.