Granted Patent
Utility
US 4,070,413 · App. 05/736,281
Dehydrogenation of saturated hydrocarbons
Inventor:
Tamotsu Imai
Patented Case
View Patent ↗
Granted: Jan 24, 1978
Filed: Oct 28, 1976
Inventor
Tamotsu Imai
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.