Granted Patent
Utility
US 4,828,119 · App. 07/182,361
Self-leveling tray or ice dispenser
Inventor:
John R. Pingelton
Patented Case
View Patent ↗
Granted: May 9, 1989
Filed: Apr 18, 1988
Inventor
John R. Pingelton
Assignee (at issue)
Jero Manufacturing, 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.