Granted Patent
Utility
US 5,584,334 · App. 08/350,294
Method of increasing strength of cast aluminum components
Inventors:
James L. Oswald, Paul M. LeTarte, Paul Angelos Ballas, David L. Mitchell, Jr.
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Dec 6, 1994
Inventors
James L. Oswald
Paul M. LeTarte
Paul Angelos Ballas
David L. Mitchell, Jr.
Assignee (at issue)
Ford Motor Company
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.