Granted Patent
Utility
US 4,840,852 · App. 07/213,830
Aluminum alloy vehicular member
Inventors:
M. Elise Hyland, Warren H. Hunt, Jr.
Patented Case
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Granted: Jun 20, 1989
Filed: Jun 30, 1988
Inventors
M. Elise Hyland
Warren H. Hunt, Jr.
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.