Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY

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CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
Class A Preferred Shares
Common Shares
Additional paid-in capital
Accumulated deficit
Total
Balance at Dec. 31, 2019   $ 2,000 $ 74,915,000 $ (68,117,000) $ 6,800,000
Balance (in shares) at Dec. 31, 2019 250,000 16,682,190      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation     431,000   431,000
Share based compensation (in shares)   20,000      
Cashless exercise of warrants (in shares)   613      
Net loss       (3,130,000) (3,130,000)
Balance at Jun. 30, 2020   $ 2,000 75,346,000 (71,247,000) 4,101,000
Balance (in shares) at Jun. 30, 2020 250,000 16,702,803      
Balance at Mar. 31, 2020   $ 2,000 75,130,000 (69,359,000) 5,773,000
Balance (in shares) at Mar. 31, 2020 250,000 16,682,803      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation     216,000   216,000
Share based compensation (in shares)   20,000      
Net loss       (1,888,000) (1,888,000)
Balance at Jun. 30, 2020   $ 2,000 75,346,000 (71,247,000) 4,101,000
Balance (in shares) at Jun. 30, 2020 250,000 16,702,803      
Balance at Dec. 31, 2020 $ 0 $ 2,000 75,625,000 (73,268,000) 2,359,000
Balance (in shares) at Dec. 31, 2020 250,000 16,747,803      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation $ 0 $ 0 230,000 0 230,000
Share based compensation (in shares) 0 0      
Cashless exercise of warrants $ 0 $ 0 0 0 0
Cashless exercise of warrants (in shares) 0 265      
Net loss $ 0 $ 0 0 (1,947,000) (1,947,000)
Balance at Jun. 30, 2021 $ 0 $ 2,000 75,855,000 (75,215,000) 642,000
Balance (in shares) at Jun. 30, 2021 250,000 16,748,068      
Balance at Mar. 31, 2021 $ 0 $ 2,000 75,739,000 (74,266,000) 1,475,000
Balance (in shares) at Mar. 31, 2021 250,000 16,748,068      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation $ 0 $ 0 116,000 0 116,000
Share based compensation (in shares) 0 0      
Net loss $ 0 $ 0 0 (949,000) (949,000)
Balance at Jun. 30, 2021 $ 0 $ 2,000 $ 75,855,000 $ (75,215,000) $ 642,000
Balance (in shares) at Jun. 30, 2021 250,000 16,748,068