Granted Patent
Utility
US 6,705,456 · App. 10/165,176
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Inventors:
Dan E. Blaylock, Don F. Lewis
Patented Case
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Granted: Mar 16, 2004
Filed: Jun 7, 2002
Inventors
Dan E. Blaylock
Don F. Lewis
Assignee (at issue)
Metso Paper 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.