Granted Patent
Utility
US 5,409,160 · App. 08/143,929
Folding carton for containing a semi-solid product and blank for constructing same
Inventor:
Karl F. DeMay
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Oct 27, 1993
Inventor
Karl F. DeMay
Assignee (at issue)
Fold-Pak 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.