1/31/2012

Gevo's allegation that Butamax Advanced Biofuels infringed on a newly issued patent for isobutanol-production technology is "unfounded," according to Butamax. "Butamax does not infringe the generic product separation technology claims in Gevo's recent patent, which is already subject to a validity challenge by a Brazilian inventor," said CEO Paul Beckwith. "Butamax does not use this technology," he added.

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