Note 8 - Convertible Notes Payable

From July 30, 2013 through December 24, 2013, the Company sold convertible notes and warrants to unaffiliated accredited investors totaling $1,902,500 (the “2013 Notes”). From February 8, 2021 to February 15, 2021, the Company issued 1,880,000 shares of common stock to certain holders of the 2013 Notes for the conversion of the outstanding principal of such notes in the aggregate amount of $940,000, based upon a conversion rate of $0.50 per share. On April 9, 2021, the Company issued 60,000 shares of common stock to another holder of such notes for the conversion of outstanding principal in the amount of $30,000, and on August 18, 2021, the Company issued 20,000 shares of common stock to another holder of such notes for the conversion of outstanding principal in the amount of $10,000, each based upon a conversion rate of $0.50 per share. On August 24, 2021, the Company prepaid the outstanding principal balance of another of such notes in the principal amount of $10,000. As of December 31, 2022 and December 31, 2021, total principal of $0, was outstanding on the 2013 Notes.

On June 15, 2018, the Company issued 2018 Unsecured Convertible Notes (the “2018 Unsecured Notes”) totaling $560,000 and warrants to certain then holders of the 2013 Notes in exchange for their secured 2013 Notes, and from August 31, 2018 through October 30, 2018, the Company issued additional 2018 Unsecured Notes totaling $300,000 and warrants to unaffiliated investors. Pursuant to the terms of the 2018 Unsecured Notes, if at any time after six months from the issuance of the 2018 Notes, the closing price of the Company’s common stock exceeds $1.00 per share for 10 consecutive trading days, the Company shall have the right to force conversion of all of the outstanding principal of such Notes. Pursuant to notice dated February 17, 2021, the Company notified all such holders that as a result closing price of the Company’s common stock having exceeded $1.00 per share for 10 consecutive trading days, the Company was electing to force conversion of all such outstanding principal. Between February 26, 2021 and March 8, 2021, the Company issued 690,000 shares of common stock to certain holders of the 2018 Unsecured Notes for conversion of the outstanding principal of such Notes in the aggregate amount of $345,000, and on March 17, 2021, the Company issued 1,030,000 shares of common stock to the remaining holders of the 2018 Unsecured Notes for the conversion of the remaining outstanding principal in the aggregate amount of $515,000, all based upon a conversion rate of $0.50 per share. As of December 31, 2022 and December 31, 2021, total principal of $0, was outstanding on the 2018 Unsecured Notes.

From June 18, 2019 through October 23, 2019, the Company sold 2019 Unsecured Convertible Notes (the “2019 Unsecured Notes”) totaling $2,600,000 and warrants to unaffiliated accredited investors. On February 26, 2021, the Company issued 100,000 shares of common stock to a certain holder of the 2019 Unsecured Notes for the conversion of outstanding principal in the amount of $50,000, based upon a conversion rate of $0.50 per share. Pursuant to a letter dated June 14, 2021, the Company offered each of the holders of the 2019 Unsecured Notes the opportunity to voluntarily convert the outstanding principal into shares of common stock at conversion ratio of 0.50 per share and, if converted prior to June 30, 2021, still be paid interest through September 30, 2021. With such offer, all accrued and unpaid interest, and additional interest through September 30, 2021, would be paid in shares of common stock at a rate of $1.00 per share, in lieu of payment in cash. As a result thereof, and between June 17, 2021 and June 23, 2021, (i) the outstanding principal totaling $2,550,000 was voluntarily converted by the holders thereof into an aggregate of 5,100,000 shares of common stock of the Company at a conversion price of $0.50 per share, and (ii) all accrued and unpaid interest thereon, together with additional interest through September 30, 2021, which together totaled $229,500, was converted into an aggregate of 229,500 shares of common stock of the Company. The Company recognized a conversion inducement cost of $98,515 related to the conversion. As of December 31, 2022 and December 31, 2021, total principal of $0, was outstanding on the 2019 Unsecured Notes. There is no further liability related to the profit share due to the voluntary conversion of all of the 2019 Unsecured Notes.