Intangible Assets, net

9 Months Ended

Sep. 30, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets, net

Intangible Assets, net

Intangible assets, net consisted of the following as of September 30, 2021:

(in thousands)	Gross Value		Accumulated Amortization		Net Value		Weighted average remaining amortization period (in years)
Patents/Intellectual Property	$	432	$	(88)	$	344	7.19

Intangible assets, net consisted of the following as of December 31, 2020:

(in thousands)	Gross Value		Accumulated Amortization		Net Value		Weighted average remaining amortization period (in years)
Patents/Intellectual Property	$	357	$	(51)	$	305	7.62

Amortization expense related to intangible assets was $0.01 million and $0.04 million for the three and nine months ended September 30, 2021, respectively, and was $0.01 million and $0.02 million for the three and nine months ended September 30, 2020, respectively.

As of September 30, 2021, the future estimated amortization expense related to intangible assets is as follows:

(in thousands)
Year ending December 31,	Amount
2021 (remainder)	$	14
2022	54
2023	54
2024	46
2025	40
Thereafter	136
Total	$	344

There were no intangible asset impairments during the three and nine months ended September 30, 2021 and 2020.