Granted Patent
Utility
US 4,424,162 · App. 06/297,883
Selective hydrogenation of fatty materials
Inventor:
Bruce I. Rosen
Patented Case
View Patent ↗
Granted: Jan 3, 1984
Filed: Aug 31, 1981
Inventor
Bruce I. Rosen
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.