Granted Patent
Utility
US 5,017,360 · App. 07/511,686
Surface modified aluminum and aluminum-zirconium salts
Inventor:
Dimitris Katsoulis
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Apr 20, 1990
Inventor
Dimitris Katsoulis
Assignee (at issue)
Dow Corning Corporation
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.