Granted Patent
Utility
US 4,959,161 · App. 07/191,090
Corrosion inhibiting composition
Inventor:
Brian G. Clubley
Patented Case
View Patent ↗
Granted: Sep 25, 1990
Filed: May 6, 1988
Inventor
Brian G. Clubley
Assignee (at issue)
Ciba-Geiby 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.