Annual report pursuant to Section 13 and 15(d)

The Company???s results of operations include expenses relating to stock-based compensation for the years ended April 30, 2022 and 2021, were comprised as follows: (Details)

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The Company’s results of operations include expenses relating to stock-based compensation for the years ended April 30, 2022 and 2021, were comprised as follows: (Details) - USD ($)
 12 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Total $ 4,408,569 $ 2,411,063
Research and Development Expense [Member]    
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Total 423,167 87,252
General and Administrative Expense [Member]    
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Total $ 3,985,402 $ 2,323,811