Granted Patent
Utility
US 4,305,886 · App. 06/184,727
Process for the ammoxidation of alkylaromatic hydrocarbons
Inventor:
Peter R. Pujado
Patented Case
View Patent ↗
Granted: Dec 15, 1981
Filed: Sep 8, 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.