Granted Patent
Utility
US 5,875,911 · App. 08/803,853
Easy open container end with method of manufacture, and tooling
Inventor:
Carl McEldowney
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Feb 28, 1997
Inventor
Carl McEldowney
Assignee (at issue)
Aluminum Company of America
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.