General form of registration statement for all companies including face-amount certificate companies

Stock Option Plan (Details Narrative)

v3.19.3
Stock Option Plan (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Employee and non-employee director stock-based compensation expense $ 164,600 $ 26,362 $ 315,326 $ 52,514    
Stock-based compensation expense for non-employees 20,708 25,230 $ 41,418 73,856 $ 125,469 $ 251,842
Dividends     0.00%      
Weighted average grant date fair     $ 3.30      
Fair value of shares vested 349,409 79,310 $ 483,846 145,884    
Aggregate intrinsic value of outstanding stock options 3,300,000   3,300,000      
Unamortized unvested balance of stock base compensation 1,800,000   $ 1,800,000   $ 900,000  
Unamortized unvested balance of stock base compensation, period     2 years 7 months 6 days   4 years  
Minimum            
Expected term     4 years 8 months 12 days      
Volatility     55.00%      
Risk free interest rate     1.20%      
Maximum            
Expected term     6 years 2 months 12 days      
Volatility     85.00%      
Risk free interest rate     2.90%      
Research and Development Expenses            
Employee and non-employee director stock-based compensation expense $ 72,324 $ 36,978 $ 134,665 $ 76,726 $ 171,238 26,499
Stock-based compensation expense for non-employees         0 52,073
General and Administrative Expenses            
Employee and non-employee director stock-based compensation expense         232,625 26,864
Stock-based compensation expense for non-employees         $ 125,469 $ 199,769