Granted Patent
Utility
US 5,006,039 · App. 07/507,676
Method of emptying a container
Inventor:
Kurt W. Niederer
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: Apr 10, 1990
Inventor
Kurt W. Niederer
Assignee (at issue)
Toter, LLC
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.