Granted Patent
Utility
US 4,413,152 · App. 06/411,156
Hydrogenation in aqueous solutions
Inventor:
Blaise J. Arena
Patented Case
View Patent ↗
Granted: Nov 1, 1983
Filed: Aug 25, 1982
Inventor
Blaise J. Arena
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.