Granted Patent
Utility
US 4,098,874 · App. 05/788,376
Method of preparation of alumina catalyst support or carrier material
Inventors:
Roy T. Mitsche, George N. Pope
Patented Case
View Patent ↗
Granted: Jul 4, 1978
Filed: Apr 18, 1977
Inventors
Roy T. Mitsche
George N. Pope
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.