Granted Patent
Utility
US 5,322,178 · App. 08/051,092
One-hand operable latch for tub type container
Inventor:
Douglas E. Foos
Patented Case
View Patent ↗
Granted: Jun 21, 1994
Filed: Apr 21, 1993
Inventor
Douglas E. Foos
Assignee (at issue)
Plastofilm Industries, 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.