Granted Patent
Utility
US 6,235,409 · App. 09/550,085
Aluminum laminate
Inventors:
Daniel L. Serafin, Paul B. Schultz, Albert L. Askin, Donald J. Stanko
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Apr 14, 2000
Inventors
Daniel L. Serafin
Paul B. Schultz
Albert L. Askin
Donald J. Stanko
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.