Granted Patent
Utility
US 4,814,010 · App. 07/145,817
Corrosion inhibition
Inventor:
Bernard Tury
Patented Case
View Patent ↗
Granted: Mar 21, 1989
Filed: Jan 19, 1988
Inventor
Bernard Tury
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.