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v3.23.2

Schedule of Stock Option Activity (Details) | 12 Months Ended
--- | ---
Apr. 30, 2023 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Shares Underlying Options Outstanding, beginning | shares | 1,110,356
Weighted Average Exercise Price, Beginning balance | $ / shares | $ 2.34
Weighted Average Remaining Contractual Term (In Years), Beginning | 9 years 2 months 12 days
Shares underlying Options Outstanding, Granted | shares | 601,089
Weighted Average Exercise Price, Granted | $ / shares | $ 0.68
Shares Underlying Options ,Exercised | shares |
Weighted Average Exercise Price, Exercised | $ / shares |
Shares Underlying Options, Cancelled/forfeited | shares | (182,165)
Weighted Average Exercise Price, Cancelled/forfeited | $ / shares | $ 1.59
Shares underlying options outstanding, expired | shares | (95)
Weighted average exercise price, expired | $ / shares | $ 511.12
Shares Underlying Options, ending | shares | 1,529,185
Weighted average exercise price, ending balance | $ / shares | $ 1.75
Weighted Average Remaining Contractual Term (In Years), Ending | 8 years 9 months 18 days
Shares Underlying Options, Exercisable at Ending | shares | 513,077
Weighted Average Exercise Price, Exercisable at ending | $ / shares | $ 3.22
Weighted Average Remaining Contractual Term (In Years), Exercisable at Ending | 7 years 8 months 12 days
Performance Stock Options [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Shares Underlying Options Outstanding, beginning | shares | 210,122
Weighted Average Exercise Price, Beginning balance | $ / shares | $ 2.20
Weighted Average Remaining Contractual Term (In Years), Beginning | 8 years 9 months 18 days
Shares underlying Options Outstanding, Granted | shares |
Weighted Average Exercise Price, Granted | $ / shares |
Shares Underlying Options ,Exercised | shares |
Weighted Average Exercise Price, Exercised | $ / shares |
Shares Underlying Options, Cancelled/forfeited | shares | (143,455)
Weighted Average Exercise Price, Cancelled/forfeited | $ / shares | $ 2.93
Shares Underlying Options, ending | shares | 66,667
Weighted average exercise price, ending balance | $ / shares | $ 0.62
Weighted Average Remaining Contractual Term (In Years), Ending | 8 years 1 month 6 days
Shares Underlying Options, Exercisable at Ending | shares |
Weighted Average Exercise Price, Exercisable at ending | $ / shares |

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