Annual report pursuant to Section 13 and 15(d)

4. Stock Option Plan (Details 1)

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4. Stock Option Plan (Details 1) - $ / shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Number of shares outstanding 1,105,896 658,592 280,000
Number of shares fully vested and exercisable 465,190    
Option 1      
Exercise price $ .001    
Number of shares outstanding 555,520    
Weighted average remaining contractual life 7 years 8 months 12 days    
Number of shares fully vested and exercisable 406,280    
Weighted average remaining contractual life 7 years 7 months 6 days    
Option 2      
Exercise price $ 6.000    
Number of shares outstanding 550,376    
Weighted average remaining contractual life 9 years 6 months    
Number of shares fully vested and exercisable 58,910    
Weighted average remaining contractual life 8 years 10 months 24 days