Granted Patent
Utility
US 6,238,574 · App. 09/182,774
Oxidation and ammoxidation of acrylonitrile process waste water organics
Inventors:
Mark C. Cesa, Anne M. Graham, Albert R. Shuki, Jr.
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Oct 30, 1998
Inventors
Mark C. Cesa
Anne M. Graham
Albert R. Shuki, Jr.
Assignee (at issue)
The Standard Oil Company
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.