Granted Patent
Utility
US 5,582,660 · App. 08/362,380
Highly formable aluminum alloy rolled sheet
Inventors:
Rolf B. Erickson, Shawn J. Murtha
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Dec 22, 1994
Inventors
Rolf B. Erickson
Shawn J. Murtha
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.