Granted Patent
Utility
US 5,516,039 · App. 08/431,676
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Inventor:
Amy L. Kirchhoff
Patented Case
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Granted: May 14, 1996
Filed: May 2, 1995
Inventor
Amy L. Kirchhoff
Assignee (at issue)
Graphic Packaging 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.