Granted Patent
Utility
US 5,211,098 · App. 07/854,877
Apparatus for forming a helical spiral food product
Inventor:
George A. Mendenhall
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Mar 17, 1992
Inventor
George A. Mendenhall
Assignee (at issue)
Lamb Weston, 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.