v3.26.1
Note 7 - Income Taxes (Tables)
12 Months Ended
Apr. 30, 2026
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
  

April 30,

  

April 30,

 
  

2026

  

2025

 

Current:

        

Federal

 $  $ 

State and local

      

Total current

 $  $ 
         

Deferred:

        

Federal

 $  $ 

State and local

      

Total deferred

 $  $ 
         

Total

 $  $ 
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
  

For the Year Ended April 30,

 
  

2026

 

Federal statutory tax rate

  (1,919,794)  21%
         

Permanent differences

  5,488   (0.06)%

Other adjustments

        

Other

  (564,490)  6.17%

Change in valuation allowance

  2,478,796   (27.11)%

Effective income tax rate

     %
         
         
  

For the Year Ended April 30,

 
  

2025

 

Federal statutory tax rate

  (439,809)  21%
         

Permanent differences

  1,301   (0.06)%

Change in valuation allowance

  438,508   (20.94)%

Effective income tax rate

     %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
  

April 30,

  

April 30,

 
  

2026

  

2025

 

Deferred tax assets (liabilities):

        
         

Net operating loss carryforwards

 $13,721,785  $11,774,383 

Start-up costs

  631,755   942,837 

Stock option and warrant payments

  1,019,736   746,681 

Accumulated depreciation

  1,141,446   729,230 

Research and development credits

  816,075   816,075 

Research and development warrants

  21,488   21,488 

Total deferred tax assets, net

  17,352,285   15,030,694 

Valuation Allowance

  (17,352,285)  (15,030,694)

Net Deferred Tax Assets

 $  $