Granted Patent
Utility
US 4,291,179 · App. 06/142,285
Rhodium catalyzed process for acetaldehyde and ethanol
Inventors:
Richard Goetz, Lawrence D. Meixsel, David W. Smith
Patented Case
View Patent ↗
Granted: Sep 22, 1981
Filed: Apr 21, 1980
Inventors
Richard Goetz
Lawrence D. Meixsel
David W. Smith
Assignee (at issue)
National Distillers and Chemical 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.