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5. Intangible Assets and Goodwill
3 Months Ended
Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
5. Intangible Assets and Goodwill

Intangible assets and goodwill consist of $1,046,016 in patents, $630,000 in in-process research and development and $967,994 in goodwill. Following ASC 350-20-35 guidance, goodwill and indefinite lived intangibles were tested for impairment at the Aemetis Technologies, Inc. reporting unit level and no impairment resulted from the analysis. During the three months ended March 31, 2013, the Company recognized amortization expense of $123,985 related to patents.

Future patent amortization for the next five years consist of the following:

For the twelve months ending March 31,  Amortization
 2014   $80,222 
 2015    111,986 
 2016    111,986 
 2017    111,986 
 2018   111,986 
 Total   528,168