Granted Patent
Utility
US 4,885,821 · App. 07/226,635
Method and apparatus for severing shirred tubular food casing and article
Inventor:
John Farkonas
Patented Case
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Granted: Dec 12, 1989
Filed: Aug 1, 1988
Inventor
John Farkonas
Assignee (at issue)
Viskase Companies, 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.