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Intangible Assets (Tables)
3 Months Ended
Mar. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
The following tables set forth the Company’s intangible assets by classification (in thousands) as of:
 March 31, 2023
 Gross Carrying AmountAccumulated AmortizationIdentifiable Intangible Assets, netWeighted-Average Useful Life (Years)
Patents$4,580 $(1,184)$3,396 7.4
Defensive assets4,900 (896)4,004 8.4
Intangible assets$9,480 $(2,080)$7,400 7.9
December 31, 2022
Gross Carrying AmountAccumulated AmortizationIdentifiable Intangible Assets, NetWeighted-Average Useful Life (Years)
Patents$4,580 $(1,039)$3,541 7.4
Defensive assets4,900 (750)4,150 8.4
Intangible assets$9,480 $(1,789)$7,691 7.9
Schedule of Estimated Net Amortization of Identifiable Intangible Assets
The following table details the estimated amortization of intangible assets as of March 31, 2023 (in thousands):

Year Ending December 31,PatentsDefensive AssetsTotal
2023 (remaining)$437 $439 $876 
2024582 586 1,168 
2025582 586 1,168 
2026582 586 1,168 
2027582 586 1,168 
2028 and thereafter631 1,221 1,852 
Total intangible assets$3,396 $4,004 $7,400