Gevo, Inc., a renewable chemicals and advanced biofuels company, received a patent from the United States Patent and Trademark Office (USPTO) on another aspect of its yeast technology that enables the low-cost, high-yield production of biobased isobutanol. Gevo was awarded U.S. Patent No. 8,071,358, covering additional "Methods of Increasing Dihydroxy Acid Dehydratase (DHAD) Activity to Improve Production of Fuels, Chemicals, and Amino Acids".

"This invention further details and protects the innovations contained in the Gevo yeast organism to turn an industrial yeast strain into a highly efficient cell factory to produce isobutanol," said Brett Lund, executive vice president and general counsel of Gevo.