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Note 3 - Balance Sheet Components - Schedule of Accrued Expenses (Details) - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Accrued technology license fees $ 2,000,000 $ 2,000,000
Payroll-related liabilities 127,553 550,810
Other accrued expenses 1,123,507 449,402
Total accrued expenses $ 3,251,060 $ 3,000,212