Granted Patent
Utility
US 6,602,363 · App. 09/840,576
Aluminum alloy with intergranular corrosion resistance and methods of making and use
Inventor:
Baolute Ren
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Apr 23, 2001
Inventor
Baolute Ren
Assignee (at issue)
ALCOA INC.
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.