Granted Patent
Utility
US 4,152,361 · App. 05/889,761
Production of cyclohexene
Inventor:
Tamotsu Imai
Patented Case
View Patent ↗
Granted: May 1, 1979
Filed: Mar 24, 1978
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.