Granted Patent
Utility
US 4,387,043 · App. 06/288,430
Fluid catalyst regeneration process and apparatus
Inventors:
Anthony G. Vickers, Michael J. Humbach
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Jul 30, 1981
Inventors
Anthony G. Vickers
Michael J. Humbach
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.