Granted Patent
Utility
US 5,031,383 · App. 07/513,713
Method of forming a food package
Inventor:
Gerald O. Hustad
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Apr 24, 1990
Inventor
Gerald O. Hustad
Assignee (at issue)
Oscar Mayer Foods 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.