Granted Patent
Utility
US 5,456,767 · App. 08/137,657
Corrosion inhibition with bilayer-forming surfactants
Inventors:
Sayed Sadiq Shah, Thomas G. Braga, Bernardus A. Oude Alink, Jacob Mathew
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Oct 15, 1993
Inventors
Sayed Sadiq Shah
Thomas G. Braga
Bernardus A. Oude Alink
Jacob Mathew
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.