Granted Patent
Utility
US 5,430,163 · App. 08/042,128
Palladium catalyst systems for selective hydrogenation of dienes
Inventor:
Robert Patterson
Patented Case
View Patent ↗
Granted: Jul 4, 1995
Filed: Apr 2, 1993
Inventor
Robert Patterson
Assignee (at issue)
DSM Copolymer, Inc.
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.