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6. PATENTS (Tables)
 6 Months Ended
Jun. 30, 2014
Patents Tables  
Patents

 

   

June 30,

2014

Cost

    

Accumulated

Amortization

    

June 30,

2014

Net

  
Patents   $ 248,490     $ 89,654     $ 158,836  
                         

 

 

   

December 31,

2013

Cost

    

Accumulated

Amortization

    

December 31,

2013

Net

  
Patents   $ 249,284     $ 80,416     $ 168,868  
Estimated depreciation expense
2014   $ 18,990  
2015     18,990  
2016     18,990  
2017     18,990  
2018     18,990