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Commitments and Contingencies (Tables)

6 Months Ended

Mar. 31, 2023

Commitments and Contingencies Disclosure [Abstract]

Schedule of share purchase warrants outstanding

Schedule of share purchase warrants outstanding
Number				Exercise Price				Expiry Date
	150,000			$	3.17			May 6, 2024
	10,000			$	12.00			April 21, 2026
	160,000

Schedule of outstanding stock purchase options

Schedule of outstanding stock purchase options
				Number of Shares				Weighted Average Exercise Price ($)				Weighted Average Grant Date Fair Value ($)				Aggregate intrinsic value ($)
	Outstanding, September 30, 2021				11,330,903				5.74				—				140,132,451
	Granted				2,358,000				10.13				7.07				—
	Forfeited				(118,750	)			6.86				5.23				—
	Exercised				(400,537	)			2.52				1.88				4,201,015
	Outstanding, September 30, 2022				13,169,616				6.61								62,267,309
	Granted				1,863,000				9.36				6.64				—
	Exercised				(133,503	)			3.29				2 59				868,537
	Forfeited				(57,500	)			11.73				9.09				—
	Outstanding, March 31, 2023				14,841,613				6.97								43,709,206
	Exercisable, March 31, 2023				9,937,362				4.78								43,099,822

Schedule Of Share-based Payment Arrangement, Option, Activity

Schedule Of Share-based Payment Arrangement, Option, Activity
Range of exercises prices								Number of Outstanding				Weighted average remaining contractual Me				Weighted average				Number of vested				Weighted average
From				To				options				(in years)				exercise price				options				exercise price
$	0.92			$	2.96				3,834,559				4.60			$	2.29				3,834,559			$	2.29
$	3.15			$	4.80				2,022,500				4.82			$	3.28				2,017,500			$	3.28
$	5.04			$	8.98				5,307,054				6.72			$	6.89				3,345,720			$	6.08
$	9.20			$	13.01				2,118,000				8.87			$	10.68				312,083			$	11.94
$	13.22			$	24.58				1,559,500				7.99			$	18.48				427,500			$	18.90
									14,841,613				6.35			$	6.97				9,937,362			$	4.78

Schedule of general and administrative expenses and research and development expenses

Schedule of general and administrative expenses and research and development expenses
		Three months ended March 31,								Six months end March 31,
		2023				2022				2023				2022
General and administrative		$	1,256,845			$	1,577,831			$	2,999,370			$	3,249,557
Research and development			2,713,219				2,861,625				6,317,202				5,098,673
Total stock-based compensation		$	3,970,064			$	4,439,456			$	9,316,572			$	8,348,230

Schedule of weighted average assumptions for fair value of each option award

Schedule of weighted average assumptions for fair value of each option award
		2023				2022
Risk-free interest rate			3.69	%			1.40	%
Expected life of options (years)			5.61				4.90
Annualized volatility			85.28	%			95.88	%
Dividend rate			0.00	%			0.00	%

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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Tabular disclosure of the change in stock options.

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