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Intangible Assets (Details) (USD $)
9 Months Ended 12 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Summary of intangible assets    
Weighted Average Amortization Period (years) 2 years 9 months 18 days 3 years 4 months 24 days
Cost $ 2,355,419 $ 2,355,419
Accumulated Amortization 1,889,205 1,722,907
Net Book Value 466,214 632,512
Licenses [Member]
   
Summary of intangible assets    
Weighted Average Amortization Period (years) 6 years 6 years 8 months 12 days
Cost 462,234 462,234
Accumulated Amortization 299,629 279,258
Net Book Value 162,605 182,976
Patents [Member]
   
Summary of intangible assets    
Weighted Average Amortization Period (years) 2 years 1 month 6 days 2 years 7 months 6 days
Cost 1,893,185 1,893,185
Accumulated Amortization 1,589,576 1,443,649
Net Book Value $ 303,609 $ 449,536