Annual report pursuant to Section 13 and 15(d)

Note 3 - Summary of Significant Accounting Policies (Details Textual)

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Note 3 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
General and Administrative Expense [Member]    
Patent Expense $ 318,000 $ 146,000