Granted Patent
Utility
US 4,374,042 · App. 06/257,041
Method of reactivating a catalytic composite of a carrier material and a mercaptan oxidation catalyst
Inventor:
Robert R. Frame
Patented Case
View Patent ↗
Granted: Feb 15, 1983
Filed: Apr 24, 1981
Inventor
Robert R. Frame
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.