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

Patents associated with these costs were granted in 2006 and they have been amortized over their legal life of 17 years.

 

   

September 30,

2014 Cost

    

Accumulated

Amortization

    

September 30,

2014 Net

  
Patents   $ 236,772     $ 89,940     $ 146,832  
                         

 

   

December 31,

2013 Cost

    

Accumulated

Amortization

    

December 31,

2013 Net

  
Patents   $ 249,284     $ 80,416     $ 168,868  
Estimated depreciation expense

Estimated amortization expense over the next five years is as follows:

 

2014 $  18,092
2015     18,092
2016     18,092
2017     18,092
2018     18,092