Granted Patent
Utility
US 6,448,411 · App. 09/268,377
Corrosion inhibitor compositions
Inventor:
George R. Meyer
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Mar 15, 1999
Inventor
George R. Meyer
Assignee (at issue)
Ondeo Nalco Energy Services, L.P.
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.