Granted Patent
Utility
US 4,946,093 · App. 07/405,526
Half slotted container lid with self-locking double side panels
Inventor:
Stephen E. Moorman
Patented Case
View Patent ↗
Granted: Aug 7, 1990
Filed: Sep 12, 1989
Inventor
Stephen E. Moorman
Assignee (at issue)
Nekoosa Packaging 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.