Granted Patent
Utility
US 4,589,932 · App. 06/462,712
Aluminum 6XXX alloy products of high strength and toughness having stable response to high temperature artificial aging treatments and method for producing
Inventor:
Bom K. Park
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Feb 3, 1983
Inventor
Bom K. Park
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.