Granted Patent
Utility
US 5,582,792 · App. 08/518,696
Corrosion inhibition by ethoxylated fatty amine salts of maleated unsaturated acids
Inventors:
James A. Dougherty, Benjie T. Outlaw, Bernardus A. Oude Alink
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Aug 24, 1995
Inventors
James A. Dougherty
Benjie T. Outlaw
Bernardus A. Oude Alink
Assignee (at issue)
Petrolite 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.