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Patents and Other Intangible Assets | 9 Months Ended
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Sep. 30, 2022
Patents and Other Intangible Assets |
Patents and Other Intangible Assets | Note 4 – Patents and Other Intangible Assets Patents and other intangible assets are summarized as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ | December 31, | ​
(in thousands) |  | 2022 |  | 2021 |
Patents | ​ | ​ | ​ | ​ | ​ | ​ | ​
Patents pending | ​ | $ | 364 | ​ | $ | 439 | ​
Issued patents | ​ |  | 761 | ​ |  | 577 | ​
​ | ​ |  | 1,125 | ​ |  | 1,016 | ​
Trademarks | ​ |  | ​ | ​ |  | ​ | ​
Trademarks pending | ​ |  | 6 | ​ |  | 3 | ​
Registered trademarks | ​ |  | 95 | ​ |  | 94 | ​
​ | ​ |  | 101 | ​ |  | 97 | ​
Other | ​ |  | 8 | ​ |  | 8 | ​
​ | ​ |  | 1,234 | ​ |  | 1,121 | ​
Accumulated amortization | ​ |  | (416) | ​ |  | (322) | ​
​ | ​ | $ | 818 | ​ | $ | 799 | ​
​ Future amortization expense associated with issued patents and registered trademarks as of September 30, 2022 is as follows: ​
​ | ​ | ​ | ​
(in thousands) | ​ | ​ | ​
2022 (remaining 3 months) |  | $ | 38
2023 | ​ |  | 133
2024 | ​ |  | 111
2025 | ​ |  | 79
2026 | ​ |  | 45
Thereafter | ​ |  | 34
​ | ​ | $ | 440
​ The amortization life for patents ranges between three to five years, with trademark lives set at ten years. The Company does not amortize patents or trademarks classified as pending. ​ During the nine months ended September 30, 2022 and 2021, the Company assessed its patent and trademark assets. The Company also evaluated its strategic approach to the pursuit and protection of its intellectual property. It is the intent of the Company to continue to pursue intellectual property protection. ​ If the Company identifies certain assets where the intellectual property does not directly align with its core technology, the Company will impair the intangible asset and write-off the asset to research and development expense.

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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