Granted Patent
Utility
US 6,671,689 · App. 09/764,115
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Inventor:
Karen A. Papierniak
Patented Case
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Granted: Dec 30, 2003
Filed: Jan 19, 2001
Inventor
Karen A. Papierniak
Assignee (at issue)
NCR Corporation
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.