Intangible Assets

3 Months Ended

Jun. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

5. Intangible Assets

	Cost $		Accumulated amortization $			Cumulative impairment $			June 30, 2022 Net carrying value $		March 31, 2022 Net carrying value $
Patents and technical information		35,852,556		(8,523,780	)		(20,457,255	)		6,871,521		7,090,887
Software licensing		12,143		(4,436	)		–			7,707		8,861
Total		35,864,699		(8,528,216	)		(20,457,255	)		6,879,228		7,099,748

The Company recorded $220,055 of amortization expense on intangible assets for the three months ended June 30, 2022 (2021 – $390,490).

The Company has allocated $219,367 (2021 - $219,367) of amortization of patents and technical information to cost of goods sold. The amount remaining in amortization expense is $688 (2021 - $171,124).

Future amortization of intangible assets is as follows based on fiscal year:

	$
2023		660,099
2024		880,132
2025		880,132
2026		877,790
2027		877,452
Thereafter		2,703,623
Total future minimum lease payments		6,879,228