Note 4 - Intangible Assets

12 Months Ended

Mar. 31, 2024

Notes to Financial Statements

Intangible Assets Disclosure [Text Block]

NOTE 4 - INTANGIBLE ASSETS

Intangible assets are being amortized using the straight-line method over periods ranging from 10-15 years with a weighted average remaining life of approximately 6 years.

	March 31, 2024											March 31, 2023
	Cost		Weighted Average Amortization Period (Years)				Accumulated Amortization			Net Carrying Amount		Cost		Weighted Average Amortization Period (Years)				Accumulated Amortization			Net Carrying Amount
Patents & Trademarks	$	35,794		10	-	15	$	(25,516	)	$	10,278	$	35,794		10	-	15	$	(22,631	)	$	13,163
Software	$	14,515		3			$	(2,420	)	$	12,095	$	-					$	-		$	-
	$	50,309					$	(27,936	)	$	22,373	$	35,794					$	(22,631	)	$	13,163

Amortization expense was $5,305 and $2,880 for the years ended March 31, 2024 and 2023, respectively.

Estimated aggregate future amortization expense related to intangible assets is as follows:

For the fiscal years ended March 31,
2025	$	7,306
2026		6,817
2027		4,139
2028		4,111
	$	22,373