Granted Patent
Utility
US 6,601,413 · App. 10/056,871
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Inventor:
Robert A. Vito
Patented Case
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Granted: Aug 5, 2003
Filed: Jan 24, 2002
Inventor
Robert A. Vito
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.