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Stock Based Compensation (Tables)
9 Months Ended
Sep. 30, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Option Activity

The following table summarizes stock-based activities under the 2017 Stock Incentive Plan and 2019 Stock Incentive Plans:

 

       Weighted   Weighted 
   Shares   Average   Average 
   Underlying   Exercise   Contractual 
   Options   Price   Terms 
             
Outstanding at December 31, 2021   903,468   $4.27    7.9 years 
Granted   980,075   $3.38      
Exercised   (240,526)  $0.10      
Forfeited /cancelled   (14,204)  $5.28      
Outstanding at September 30, 2022   1,628,813   $4.34    8.5 years 
                
Exercisable options at September 30, 2022   881,952   $4.91    7.9 years 
                
Vested and expected to vest at September 30, 2022   1,628,813   $4.34    8.5 years 
Schedule of Options Weighted Average Assumptions

Stock options granted during the three and nine months ended September 30, 2022 and 2021 were valued using the Black-Scholes option-pricing model with the following weighted average assumptions:

 

   For the three months ended   For the nine months ended 
   September 30,   September 30,   September 30,   September 30, 
   2022   2021*   2022   2021 
                 
Expected volatility   104.0%   N/A    94.5% - 104.0%   111.3%
Risk-free interest rate   3.39%   N/A    1.69% - 3.39%   0.42% - 0.86%
Expected dividend yield   0%   N/A    0%   0%
Expected life of options in years   5.0    N/A    

5.0 - 7.0

    5.0 
Estimated fair value of options granted  $0.78    N/A   $

0.78 - $3.20

   $

5.46 - $5.56

 
Schedule of Stock Based Compensation Expense

Total stock based compensation expense included in the accompanying condensed consolidated statements of operations was as follows:

 

   September 30, 2022   September 30, 2021   September 30, 2022   September 30, 2021 
   For the three months ended   For the nine months ended 
   September 30, 2022   September 30, 2021   September 30, 2022   September 30, 2021 
Research and development  $87,829   $66   $253,561   $516,328 
General and administrative   152,933    4,369    345,133    716,199 
Total stock based compensation  $240,762   $4,435   $598,694   $1,232,527 
Schedule of Warrants

 

   Initial      Exercise   Warrants   Warrants   Warrants 
Issuance Date  Exercise Date   Expiration Date  Price   Issued   Exercised   Outstanding 
                             
January 14, 2022   July 10, 2022   January 11, 2027  $5.00    187,500    0    187,500