Granted Patent
Utility
US 4,844,792 · App. 06/921,350
Hydroprocessing with a specific pore sized catalyst containing non-hydrolyzable halogen
Inventors:
Suheil F. Abdo, Eric L. Moorehead
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: Oct 20, 1986
Inventors
Suheil F. Abdo
Eric L. Moorehead
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.