Annual report pursuant to Section 13 and 15(d)

Liquidity and Management's Plans (Details)

v3.19.1
Liquidity and Management's Plans (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Liquidity and Management's Plans (Textual)      
Cash and investments $ 22,182,768    
Working capital 20,281,189    
Stockholders' equity 17,962,618 $ 7,618,913 $ 8,697,974
Net loss $ (15,705,865) $ (9,833,152)