Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details)

v3.21.1
Stock Based Compensation (Details) - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Number of shares    
Number of shares, Beginning balance 12,553,326 9,161,510
Number of shares, Grants 4,425,000 4,700,000
Number of shares, Exercised (1,500)  
Number of shares, Expiration (758,500) (1,308,184)
Number of shares, Ending balance 16,218,326 12,553,326
Options exercisable, Ending balance 16,093,326 12,563,326
Weighted Average Exercise Price    
Weighted Average Exercise Price, Beginning balance $ 0.55 $ 1.15
Weighted Average Exercise Price, Grants 0.38 0.27
Weighted Average Exercise Price, Exercised 0.17  
Weighted Average Exercise Price, Expiration 0.68 0.27
Weighted Average Exercise Price, Ending balance 0.50 0.55
Options exercisable, Ending balance $ 0.50 $ 0.55
Weighted Average Remaining Contractual Life (years)    
Weighted Average Remaining Contractual Life (years), Beginning balance 4 years 7 days 2 years
Weighted Average Remaining Contractual Life (years), Grants 4 years 8 months 23 days 5 years
Weighted Average Remaining Contractual Life (years), Ending balance 3 years 6 months 26 days 4 years 7 days
Options exercisable, Ending balance 3 years 6 months 22 days 4 years 7 days
Aggregate Intrinsic Value    
Aggregate Intrinsic Value, Beginning balance $ 927  
Aggregate Intrinsic Value, Ending balance 3,588,631 $ 927
Options exercisable, Ending balance, Intrinsic value $ 3,532,381 $ 927