Granted Patent
Utility
US 5,550,294 · App. 08/307,215
Method of increasing hydrogenation rate of aromatic amines
Inventor:
Peter J. Whitman
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Sep 16, 1994
Inventor
Peter J. Whitman
Assignee (at issue)
Olin 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.