Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details 2)

v3.20.2
Summary of Significant Accounting Policies (Details 2) - shares
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Total common stock equivalents excluded from diluted net loss per share 27,551,904 22,965,424
Warrants [Member]    
Total common stock equivalents excluded from diluted net loss per share 5,690,378 4,102,098
Stock Options [Member]    
Total common stock equivalents excluded from diluted net loss per share 12,447,326 12,563,326
Convertible Debt [Member]    
Total common stock equivalents excluded from diluted net loss per share 9,414,200 6,300,000