INTANGIBLE ASSETS

6 Months Ended

Jun. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

INTANGIBLE ASSETS

4. INTANGIBLE ASSETS

The changes in the carrying amount of intangible assets for the six months ended June 30, 2022 were as follows:

Net balance at December 31, 2021	$	378
Deduction: Amortization expense		(53	)
Net balance at June 30, 2022	$	325

The following tables set forth the components of intangible assets as of June 30, 2022 and December 31, 2021:

			As of June 30, 2022
	Estimated		Adjusted
	Useful		Carrying		Accumulated
	Life		Amount		Amortization			Net
Patents and copyrights		2-17 years	$	375	$	(263	)	$	112
Developed technology		5 years		400		(187	)		213
			$	775	$	(450	)	$	325

			As of December 31, 2021
	Estimated		Adjusted
	Useful		Carrying		Accumulated
	Life		Amount		Amortization			Net
Patents and copyrights		2-17 years	$	375	$	(250	)	$	125
Developed technology		5 years		400		(147	)		253
			$	775	$	(397	)	$	378

The following summarizes amortization of intangible assets included in the accompanying statements of operations:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
Cost of sales	$	23	$	24	$	47	$	47
General and administrative		3		3		6		5
	$	26	$	27	$	53	$	52