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Description of Business
3 Months Ended
Jun. 30, 2011
Organization, Consolidation and Presentation of Financial Statements  
Nature of Operations [Text Block]
NOTE 2
DESCRIPTION OF BUSINESS


We develop and commercialize clean technologies that facilitate the more efficient use of natural resources. We are focused on doing so today in the U.S. ethanol industry, where we innovate and offer technologies that improve the profitability of licensed ethanol producers.


We generate revenue by licensing our technologies to ethanol producers in exchange for ongoing royalty and other license fees. Several plants were licensed to use our technologies as of the end of 2010 and during the second quarter of 2011. Prior to February 15, 2011, we were also party to license agreements with ethanol producers located in Wisconsin, New York, Indiana, and Michigan. These producers were granted the right to use our technologies and equipment at their locations in return for royalties equal to the spread between the market price of the corn oil recovered by our licensees with our technologies and equipment and a discounted purchase price. Our sales and costs of sales include the sales and the costs of the corn oil produced by these licensees with our technologies and equipment through February 15, 2011, the effective date of the YA Corn Oil Transaction (see Note 9, Debt Obligations, below).