Granted Patent
Utility
US 4,243,634 · App. 06/091,328
Fluid catalyst regeneration apparatus
Inventor:
Anthony G. Vickers
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Nov 5, 1979
Inventor
Anthony G. Vickers
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.