Granted Patent
Utility
US 6,192,661 · App. 08/841,249
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Inventors:
Joseph C. Bodart, Donald J. Rozmarin
Patented Case
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Granted: Feb 27, 2001
Filed: Apr 29, 1997
Inventors
Joseph C. Bodart
Donald J. Rozmarin
Assignee (at issue)
R.R. DONNELLEY & SONS COMPANY
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.