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Note 6 - Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

		March 31, 2022				December 31, 2021
Accrued license fees – current		$	3,000,000			$	3,000,000
Accrued license fees – noncurrent			2,000,000				2,000,000
Accrued payroll			-				269,000
Other accrued expenses			75,000				108,826
Total accrued expenses		$	5,075,000			$	5,377,826

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Tabular disclosure of the components of accrued liabilities.

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