Granted Patent
Utility
US 4,565,898 · App. 06/708,832
Dehydrogenation of dehydrogenatable hydrocarbons
Inventors:
Mark J. O'Hara, Tamotsu Imai, Jeffery C. Bricker, David E. Mackowiak
Patented Case
View Patent ↗
Granted: Jan 21, 1986
Filed: Mar 6, 1985
Inventors
Mark J. O'Hara
Tamotsu Imai
Jeffery C. Bricker
David E. Mackowiak
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.