Quarterly report pursuant to Section 13 or 15(d)

BALANCE SHEETS (UNAUDITED) (Parenthetical)

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BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($)
Jun. 30, 2023
Dec. 31, 2022
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for credit loss, current $ 21,459 $ 21,459
Finite-lived intangible assets, accumulated amortization $ 357,809 $ 325,872
Common stock, par or stated value per share $ 0.01 $ 0.01
Common stock, shares authorized 75,000,000 75,000,000
Common stock, shares, issued 49,033,652 48,861,891
Common stock, shares, outstanding 45,613,150 45,441,389
Treasury stock, shares 3,420,502 3,420,502