Granted Patent
Utility
US 6,136,577 · App. 08/674,417
Biological production of ethanol from waste gases with Clostridium ljungdahlii
Inventor:
James L. Gaddy
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Jul 1, 1996
Inventor
James L. Gaddy
Assignee (at issue)
Bioengineering Resources, 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.