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Note 4 – Divestiture of Consumer Segment (Tables)
6 Months Ended
Oct. 31, 2024
Discontinued Operations and Disposal Groups [Abstract]  
Disposal Groups, Including Discontinued Operations [Table Text Block]
             
  

Three months ended

October 31,

 

Six months ended

October 31,

   2024  2023  2024  2023
Revenues  $     $1,056,932   $     $2,926,151 
                     
Cost of goods sold         1,154,200          2,539,316 
                     
Gross Margin         (97,268)         386,835 
                     
Operating Expenses                    
Research and development         31,054          77,303 
Sales and marketing         287,413          691,517 
General and administrative         183,807          437,393 
Total operating expenses         502,274          1,206,213 
Operating loss         (599,542)         (819,378)
                     
Other (income) expense                    
Interest expense                     22,856 
Other, net         (31)         (150)
Other (income) expense         (31)         22,706 
                     
Net loss from discontinued operations  $     $(599,511)  $     $(842,084)