Granted Patent
Utility
US 4,226,003 · App. 05/953,109
Large casings stuffing product stoppering means
Inventor:
Vytautas Kupcikevicius
Patented Case
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Granted: Oct 7, 1980
Filed: Oct 20, 1978
Inventor
Vytautas Kupcikevicius
Assignee (at issue)
Union Carbide 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.