Granted Patent
Utility
US 5,641,395 · App. 08/398,029
Process and compositions for Mn containing catalyst for carbo-metallic hydrocarbons
Inventors:
William P. Hettinger, Jr., Sharon L. Mayo
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Mar 3, 1995
Inventors
William P. Hettinger, Jr.
Sharon L. Mayo
Assignees (at issue)
Ashland, Inc.
ORGANOCAT, 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.