Granted Patent
Utility
US 5,939,354 · App. 08/630,603
Perovskite-type metal oxide compounds and method for preparing the compounds
Inventor:
Stephen J. Golden
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Apr 10, 1996
Inventor
Stephen J. Golden
Assignee (at issue)
Catalytic Solutions, 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.