Granted Patent
Utility
US 5,348,186 · App. 08/041,756
Paperboard container for fluids having top opening fitment and exposed lip for engagement by handling implements
Inventor:
Harold L. Baker
Patented Case
View Patent ↗
Granted: Sep 20, 1994
Filed: Apr 2, 1993
Inventor
Harold L. Baker
Assignee (at issue)
Longview Fibre Company
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.