Granted Patent
Utility
US 5,538,600 · App. 08/281,304
Method for desmutting aluminum alloys having a highly-reflective surface
Inventors:
Paul B. Schultz, Albert L. Askin
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Jul 27, 1994
Inventors
Paul B. Schultz
Albert L. Askin
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.