Granted Patent
Utility
US 4,424,192 · App. 06/389,790
Fluid catalyst regeneration apparatus
Inventors:
David A. Lomas, Gregory J. Thompson
Patented Case
View Patent ↗
Granted: Jan 3, 1984
Filed: Jun 18, 1982
Inventors
David A. Lomas
Gregory J. Thompson
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.