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Patents and Other Intangible Assets
9 Months Ended
Sep. 30, 2024
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)

    

2024

    

2023

Patents

Patents pending

$

351

$

477

Issued patents

 

1,011

 

810

 

1,362

 

1,287

Trademarks

 

 

Trademarks pending

 

 

4

Registered trademarks

 

86

 

86

 

86

 

90

Other

 

8

 

8

 

1,456

 

1,385

Accumulated amortization

 

(601)

 

(549)

$

855

$

836

Amortization expense for the three and nine months ended September 30, 2024 was $43 thousand and $123 thousand, respectively. Amortization expense for the three and nine months ended September 30, 2023 was $32 thousand and $109 thousand, respectively.

Future amortization expense associated with issued patents and registered trademarks as of September 30, 2024 is as follows:

(in thousands)

2024 (remaining 3 months)

    

$

41

2025

 

151

2026

 

121

2027

 

98

2028

 

62

Thereafter

 

23

$

496

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 three and nine months ended September 30, 2024 and 2023, the Company assessed its patent and trademark assets for impairment. The Company incurred $17 thousand impairment costs for the three and nine months ended September 30, 2024. The Company did not incur impairment costs for the three months ended September 30, 2023, and incurred $14 thousand impairment costs for the nine months ended September 30, 2023. 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 as an expense.