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Intangible Assets (Details) (USD $)
6 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Intangible assets    
Gross carrying amount $ 145,995 $ 145,995
Accumulated amortization 72,679 61,302
Patents
   
Intangible assets    
Average life (Years) 10 years  
Gross carrying amount 145,995 145,995
Accumulated amortization $ 72,679 $ 61,302