Granted Patent
Utility
US 5,207,356 · App. 07/834,069
Self-draining container
Inventor:
Thomas J. Krall
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Feb 10, 1992
Inventor
Thomas J. Krall
Assignee (at issue)
Owens-Illinois Plastic Products 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.