Intangible Assets, Net (Tables)
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3 Months Ended |
Mar. 31, 2023 |
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| Goodwill and Intangible Assets Disclosure [Abstract] |
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| Schedule of intangible assets |
Intangible assets consist of the following:
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March 31, 2023 |
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December 31, 2022 |
| (in thousands) |
Gross Carrying Amount |
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Accumulated Amortization |
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Net Carrying Amount |
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Gross Carrying Amount |
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Accumulated Amortization |
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Net Carrying Amount |
| Amortizable intangible assets: |
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| Patents |
$ |
4,061 |
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$ |
(665) |
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$ |
3,396 |
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$ |
3,792 |
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$ |
(621) |
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$ |
3,170 |
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| License agreements |
1,101 |
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(1,041) |
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60 |
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1,101 |
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(1,014) |
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87 |
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| Total amortizable intangible assets |
5,162 |
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(1,706) |
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3,456 |
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4,893 |
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(1,635) |
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3,258 |
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| Unamortized intangible assets: |
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| Trademarks |
402 |
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— |
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402 |
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391 |
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— |
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391 |
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| Total intangible assets |
$ |
5,564 |
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$ |
(1,706) |
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$ |
3,858 |
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$ |
5,284 |
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$ |
(1,635) |
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$ |
3,649 |
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| Schedule of indefinite-lived intangible assets |
Intangible assets consist of the following:
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March 31, 2023 |
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December 31, 2022 |
| (in thousands) |
Gross Carrying Amount |
|
Accumulated Amortization |
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Net Carrying Amount |
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Gross Carrying Amount |
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Accumulated Amortization |
|
Net Carrying Amount |
| Amortizable intangible assets: |
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| Patents |
$ |
4,061 |
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$ |
(665) |
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$ |
3,396 |
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$ |
3,792 |
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$ |
(621) |
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$ |
3,170 |
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| License agreements |
1,101 |
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(1,041) |
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60 |
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1,101 |
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(1,014) |
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87 |
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| Total amortizable intangible assets |
5,162 |
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(1,706) |
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3,456 |
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4,893 |
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(1,635) |
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3,258 |
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| Unamortized intangible assets: |
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| Trademarks |
402 |
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— |
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402 |
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391 |
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— |
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391 |
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| Total intangible assets |
$ |
5,564 |
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$ |
(1,706) |
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$ |
3,858 |
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$ |
5,284 |
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$ |
(1,635) |
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$ |
3,649 |
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| Schedule of amortization expense |
Amortization expense is as follows:
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Three Months Ended March 31, |
| (in thousands) |
2023 |
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2022 |
| Amortization expense |
$ |
71 |
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$ |
69 |
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| Schedule of future amortization |
As of March 31, 2023, future amortization of patents and license agreements is as follows:
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| Year Ending December 31, |
(in thousands) |
| 2023 (excluding the three months ended March 31, 2023) |
$ |
189 |
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| 2024 |
195 |
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| 2025 |
195 |
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| 2026 |
194 |
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| 2027 |
190 |
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| Thereafter |
2,493 |
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| Total |
$ |
3,456 |
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| Schedule of royalty expenses |
Royalty fee expense included in sales and marketing expense is as follows:
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Three Months Ended March 31, |
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| (in thousands) |
2023 |
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2022 |
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| Royalty fee expense |
$ |
831 |
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$ |
673 |
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