Granted Patent
Utility
US 4,284,583 · App. 06/171,226
Ammoxidation process with external catalyst regeneration zone
Inventor:
Peter R. Pujado
Patented Case
View Patent ↗
Granted: Aug 18, 1981
Filed: Jul 22, 1980
Inventor
Peter R. Pujado
Assignee (at issue)
UOP LLC
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.