Granted Patent
Utility
US 5,055,255 · App. 07/510,968
Aluminum alloy suitable for pistons
Inventors:
Gerald D. Scott, Barrie S. Shabel, Anthony Morales
Patented Case
View Patent ↗
Granted: Oct 8, 1991
Filed: Apr 19, 1990
Inventors
Gerald D. Scott
Barrie S. Shabel
Anthony Morales
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.