Granted Patent
Utility
US 5,220,096 · App. 07/719,276
Liquid acid alkylation catalyst composition and isoparaffin:olefin alkylation process
Inventor:
Kenneth J. Del Rossi
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Jun 21, 1991
Inventor
Kenneth J. Del Rossi
Assignee (at issue)
Mobil Oil Corporation
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.