Granted Patent
Utility
US 5,800,927 · App. 08/666,167
Vanadium-free, lithium-free, aluminum alloy suitable for sheet and plate aerospace products
Inventor:
Lynette M. Karabin
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Jun 19, 1996
Inventor
Lynette M. Karabin
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.