Granted Patent
Utility
US 5,463,162 · App. 08/184,792
Alkylation catalyst regeneration
Inventor:
Alan D. Eastman
Patented Case
View Patent ↗
Granted: Oct 31, 1995
Filed: Jan 21, 1994
Inventor
Alan D. Eastman
Assignee (at issue)
Phillips Petroleum Company
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.