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NOTE 9 - WARRANTS
6 Months Ended
Jun. 30, 2017
Warrants [Abstract]  
Warrants [Text Block]
NOTE 9 – WARRANTS

Warrants outstanding and exercisable at June 30, 2017 are as follows:

Warrants Outstanding
   
Warrants Exercisable
 
           
Weighted
       
           
Average
   
Exercisable
 
Exercise
   
Number of
   
Remaining Life
   
Number of
 
Price
   
Warrants
   
In Years
   
Warrants
 
 
$
0.40
     
287,500
     
0.24
     
287,500
 
   
0.50
     
936,670
     
3.60
     
936,670
 
   
0.60
     
50,000
     
2.78
     
50,000
 
   
0.83
     
100,000
     
3.55
     
100,000
 
   
0.90
     
5,070,002
     
2.23
     
5,070,002
 
   
1.00
     
796,000
     
0.43
     
796,000
 
   
1.06
     
146,200
     
1.48
     
146,200
 
   
3.00
     
407,475
     
1.36
     
407,475
 
           
7,793,847
     
2.09
     
7,793,847
 

A summary of the warrant activity for the six months ended June 30, 2017 is as follows

 
             
Weighted-Average
       
 
       
Weighted-Average
   
Remaining
   
Aggregate
 
 
 
Shares
   
Exercise Price
   
Contractual Term
   
Intrinsic Value
 
Outstanding at December 31, 2016
   
15,448,056
   
$
0.81
     
2.4
     
4,225,936
 
Grants
   
                     
 
Exercised
   
(7,238,668
)
   
0.68
                 
Expired
   
(415,541
)
   
0.40
                 
Outstanding at June 30, 2017
   
7,793,847
   
$
0.95
     
2.1
   
$
111,626
 
 
                               
Vested and expected to vest at June 30, 2017
   
7,793,847
   
$
0.95
     
2.1
   
$
111,626
 
Exercisable at June 30, 2017
   
7,793,847
   
$
0.95
     
2.1
   
$
111,626
 

The aggregate intrinsic value outstanding stock warrants was $111,626, based on warrants with an exercise price less than the Company’s stock price of $0.5677 as of June 30, 2017, which would have been received by the warrant holders had those warrant holders exercised their warrants as of that date.