Note G - Intangibles, Net

12 Months Ended

Dec. 31, 2023

Notes to Financial Statements

Goodwill and Intangible Assets Disclosure [Text Block]

NOTE G —INTANGIBLES, NET

	December 31, 2023
	Cost		Accumulated Amortization			Net
Patents-foundation intellectual property	$	1,377,863	$	(1,199,227	)	$	178,636
Total	$	1,377,863	$	(1,199,227	)	$	178,636

	December 31, 2022
	Cost		Accumulated Amortization			Net
Patents-foundation intellectual property	$	1,377,863	$	(1,149,907	)	$	227,956
Total	$	1,377,863	$	(1,149,907	)	$	227,956

Patents are amortized utilizing the straight-line method over estimated useful lives ranging from 3 to 20 years. Amortization expense was approximately $49,000 and $50,000 for the years ended December 31, 2023 and 2022, respectively. The annual amortization expense expected to be recorded for existing intangibles assets for the years 2024 through 2027 is approximately $34,000, $28,000, $28,000 and $86,000, respectively.