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Note 1 - Organization and Summary of Significant Accounting Policies - Accounts Payable (Details) - USD ($) | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Research and development expenses | $ 223,573 | $ 340,698
Legal expenses | 45,380 | 68,420
Other | 179,437 | 73,202
Accounts Payable, Current | $ 448,390 | $ 482,320

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- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481372/852-10-55-10 + Details
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