Intangible Assets

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

. Intangible Assets

The composition of intangible assets is as follows (in thousands):

			As of December 31, 2023							As of December 31, 2022
	Weighted Average Useful Life		Gross Amount		Accumulated Amortization			Net Carry Amount		Gross Amount		Accumulated Amortization			Net Carry Amount
Patent 1		3		17	$	(17	)		-	$	17	$	(16	)	$	1
Patent 2		13		141		(39	)		102		137		(28	)		109
Patent 3		13		206		(54	)		152		194		(39	)		155
Patent 5		19		99		(11	)		88		89		(6	)		83
Patent 6		19		56		(6	)		50		43		(4	)		39
Patent 7		13		2		-			2		2		-			2
Patent 8		18		29		(1	)		28		13		-			13
Patent 9		3		3		-			3		-		-			-
Patent 10		19		3		-			3		3		-			3
Patent 11		19		6		(1	)		5		6		-			6
Trademarks	Indefinite			54		-			54		54		-			54
Total intangible assets			$	616	$	(129	)	$	487	$	558	$	(93	)	$	465

During the year-ended December 31, 2023, the Company recorded an impairment charge of approximately $4,000 in General and administrative expenses in the Consolidated Statement of Operations. During the year-ended December 31, 2022, the Company did not identify any events or changes in circumstances that indicated the carrying value of its intangibles may not be recoverable. As such, there was no impairment of intangibles assets recognized for the year-ended December 31, 2022. Amortization expense of

intangibles included in the Consolidated Statements of Operations was $35,000 and $58,000 for the years-ended December 31, 2023 and 2022, respectively.

The Company expects the future amortization of amortizable intangible assets held at December 31, 2023 to be (in thousands):

	Estimated Amortization Expense
2024		38
2025		38
2026		37
2027		37
2028		37
Thereafter		246
Total	$	433