Granted Patent
Utility
US 5,076,907 · App. 07/672,163
Middle distillate hydrocracking process
Inventor:
Mario L. Occelli
Patented Case
View Patent ↗
Granted: Dec 31, 1991
Filed: Mar 19, 1991
Inventor
Mario L. Occelli
Assignee (at issue)
Union Oil Company of California
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.