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Note 9 - Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2026
Notes Tables  
Other Commitments [Table Text Block]
   

Minimum Annual Royalty

 

For the remainder of 2026

  $ -  

2027

  $ 95,000  

2028

  $ 125,000  

2029

  $ 135,000  

2030

  $ 150,000  

Thereafter

  $ 150,000