Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of finite-lived intangible assets

ntangible assets consist of the following:

	December 31, 2021						December 31, 2020
(in thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Amortizable intangible assets:
Patents	$	2,469	$	(234)	$	2,235	$	1,496	$	(139)	$	1,357
License agreements	1,101		(852)		249		1,093		(745)		348
Total amortizable intangible assets	3,570		(1,086)		2,484		2,589		(884)		1,705
Unamortized intangible assets:
Trademarks	375		—		375		349		—		349
Total intangible assets	$	3,945	$	(1,086)	$	2,859	$	2,938	$	(884)	$	2,054

Schedule of indefinite-lived intangible assets

ntangible assets consist of the following:

	December 31, 2021						December 31, 2020
(in thousands)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Amortizable intangible assets:
Patents	$	2,469	$	(234)	$	2,235	$	1,496	$	(139)	$	1,357
License agreements	1,101		(852)		249		1,093		(745)		348
Total amortizable intangible assets	3,570		(1,086)		2,484		2,589		(884)		1,705
Unamortized intangible assets:
Trademarks	375		—		375		349		—		349
Total intangible assets	$	3,945	$	(1,086)	$	2,859	$	2,938	$	(884)	$	2,054

Schedule of future amortization

As of December 31, 2021, future amortization of patents and license agreements are as follows:

Year Ending December 31,	(in thousands)
2022	$	233
2023	207
2024	130
2025	130
2026	129
Thereafter	1,655
Total	$	2,484