IHS Chemical Week

EnviroTech :: R&D

Butamax Wins USPTO Review of Gevo Patent; Gevo Calls Butamax Statements Inflammatory

1:48 PM MDT | July 23, 2012 | Rebecca Coons

Butamax Advanced Biofuels (Wilmington, DE) says the United States Patent and Trademark Office (USPTO) has issued an order granting Butamax’s request for reexamination of the Gevo (Englewood, CO)  “GIFT” Patent No. 8,101,808, part of ongoing litigation between the two companies over technology used to retrofit ethanol plants to production of biobased isobutanol, a four-carbon platform chemical and gasoline blendstock. According to Butamax, an equally owned joint venture between DuPont and BP, the patent in question has 156 claims related to...

This information is only available to Chemical Week subscribers.


Forgot your user ID or password?
Click here to have it sent to you.

Risk Free Trial

Email Address

First Name

Last Name

Click here to register and get your RISK-FREE access to chemweek.com

Not an IHS Chemical Week
24/7 member yet?

Here's why you should be:

  • Searchable online archive access of the last 2 years of Chemical Week.
  • Print or digital magazine subscription
  • Price and market change alerts
  • Economic data and statistics
  • Buyers' Guides
  • Webcasts | whitepapers




contact us | about us | customer care | privacy policy | sitemap | advertise

ihsCopyright © 2015 IHS, Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.

North Asia Russia Southeast Asia China India/Pakistan Middle East Eastern Europe Western Europe Central America Canada USA Australia/New Zealand South America Africa