Granted Patent
Utility
US 6,105,857 · App. 09/080,552
Anti-bowing easy opening carton
Inventors:
Kevin Joseph Markey, Ronald John Milio, Alan Fontaine
Patented Case
View Patent ↗
Granted: Aug 22, 2000
Filed: May 18, 1998
Inventors
Kevin Joseph Markey
Ronald John Milio
Alan Fontaine
Assignee (at issue)
Lever Brothers Company, division of Conopco, 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.