Quarterly report pursuant to Section 13 or 15(d)

STATEMENTS OF CHANGES IN STOCKHOLDER'S EQUITY (Unaudited)

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STATEMENTS OF CHANGES IN STOCKHOLDER'S EQUITY (Unaudited) - USD ($)
Preferred Stock B [Member]
Preferred Stock C [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Total
Beginning balance, value at Dec. 31, 2019 $ 1,705,000 $ 1,982 $ 31,063,915 $ (32,740,715) $ (157,452) $ (127,270)
Beginning balance, Shares at Dec. 31, 2019 1,705 1,982,039        
Common stock issued $ 1,542 9,251,586 9,253,128
Common stock issued, shares     1,542,188        
Stock options granted to employees 8,100 8,100
Stock issuance cost (1,001,885) (1,001,885)
Common stock issued for services $ 2 7,498 7,500
Common stock issued for services, shares     1,611        
Net loss (2,147,049) (2,147,049)
Ending balance, value at Mar. 31, 2020 $ 1,705,000 $ 3,526 39,329,214 (34,887,764) (157,452) 5,992,524
End balance, Shares at Mar. 31, 2020 1,705 3,525,838        
Modification of employee stock options 102,800 102,800
Stock options granted to employees 88,170 88,170
Common stock issued for services $ 2 7,498 7,500
Common stock issued for services, shares     1,632        
Net loss (1,465,889) (1,465,889)
Ending balance, value at Jun. 30, 2020 $ 1,705,000 $ 3,528 39,527,682 (36,353,653) (157,452) 4,725,105
End balance, Shares at Jun. 30, 2020 1,705 3,527,470        
Stock options granted to employees 165,491 165,491
Common stock issued for services $ 8 37,492 37,500
Common stock issued for services, shares     7,869        
Net loss (2,708,579) (2,708,579)
Ending balance, value at Sep. 30, 2020 $ 1,705,000 $ 3,536 39,730,665 (39,062,232) (157,452) 2,219,517
End balance, Shares at Sep. 30, 2020 1,705 3,535,339        
Beginning balance, value at Dec. 31, 2020 $ 1,705,000 $ 3,536 39,820,874 (39,488,150) (157,452) 1,883,808
Beginning balance, Shares at Dec. 31, 2020 1,705 3,535,339        
Stock options granted to employees 76,301 76,301
Series C preferred stock issued $ 4,500,000 4,500,000
Series C preferred stock issued, Shares   4,500          
Net loss (406,023) (406,023)
Ending balance, value at Mar. 31, 2021 $ 1,705,000 $ 4,500,000 $ 3,536 39,897,175 (39,894,173) (157,452) 6,054,086
End balance, Shares at Mar. 31, 2021 1,705 4,500 3,535,339        
Stock options granted to employees $ 76,862 $ 76,862
Common stock issued for cashless warrants exercised 50 (50)
Commons stock issued for cash less warrants exercised, Shares     50,588        
Net loss $ (2,952,880) $ (2,952,880)
Ending balance, value at Jun. 30, 2021 $ 1,705,000 $ 4,500,000 $ 3,586 39,973,987 (42,847,053) (157,452) 3,178,068
End balance, Shares at Jun. 30, 2021 1,705 4,500 3,585,927        
Stock options granted to employees 62,590 62,590
Common stock issued for services $ 11 74,989 75,000
Common stock issued for services, shares     11,255        
Common stock issued for cashless employee stock options exercised $ 15 (15)
Common stock issued for cashless employee stock options exercised ,shares     14,576        
Rounding-split in 2020 (367 shares) $ 0 (0)
Rounding-split in 2020 (367 shares) ,shares     367        
Net loss (2,450,437) (2,450,437)
Ending balance, value at Sep. 30, 2021 $ 1,705,000 $ 4,500,000 $ 3,612 $ 40,111,551 $ (45,297,490) $ (157,452) $ 865,221
End balance, Shares at Sep. 30, 2021 1,705 4,500 3,612,125