Granted Patent
Utility
US 4,246,192 · App. 06/088,987
Ammoxidation process with isolated catalyst regeneration zone
Inventor:
Peter R. Pujado
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Oct 29, 1979
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.