Granted Patent
Utility
US 6,136,454 · App. 09/317,460
Cobalt-tin alloy coating on aluminum by chemical conversion
Inventor:
Carl Cordy
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: May 24, 1999
Inventor
Carl Cordy
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.