Granted Patent
Utility
US 4,430,302 · App. 06/367,495
Fluidized catalyst regeneration apparatus
Inventor:
Bogdan J. Krause
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Apr 12, 1982
Inventor
Bogdan J. Krause
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.