Granted Patent
Utility
US 5,454,211 · App. 08/124,266
Multilevel carton packaging process
Inventors:
Kelly Ziegler, Allen L. Olson
Patented Case
View Patent ↗
Granted: Oct 3, 1995
Filed: Sep 20, 1993
Inventors
Kelly Ziegler
Allen L. Olson
Assignee (at issue)
Riverwood International 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.