Granted Patent
Utility
US 6,439,403 · App. 09/452,121
Knife holder
Inventor:
Clark A. Levsen
Patented Case
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Granted: Aug 27, 2002
Filed: Nov 30, 1999
Inventor
Clark A. Levsen
Assignee (at issue)
Hantover, 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.