Granted Patent
Utility
US 4,380,680 · App. 06/380,809
Method for hydrogenating aqueous solutions of carbohydrates
Inventor:
Blaise J. Arena
Patented Case
View Patent ↗
Granted: Apr 19, 1983
Filed: May 21, 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.