Granted Patent
Utility
US 4,123,462 · App. 05/647,065
Amination process using nickel-rhenium catalysts
Inventor:
Donald C. Best
Patented Case
View Patent ↗
Granted: Oct 31, 1978
Filed: Jan 7, 1976
Inventor
Donald C. Best
Assignee (at issue)
Union Carbide Corporation
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.