v3.26.1
Patents and Trademarks
6 Months Ended
Jun. 30, 2026
Patents and Trademarks  
Patents and Trademarks

Note 6 – Patents and Trademarks

Patents and Trademarks consisted of the following:

June 30, 

December 31, 

  ​ ​ ​

2026

  ​ ​ ​

2025

Patents and Trademarks

$

5,165,468

$

4,841,560

Less: Accumulated Amortization

 

(1,583,939)

 

(1,482,494)

Patents and Trademarks, Net

$

3,581,529

$

3,359,066

Total amortization expense for patents and trademarks for the three months ended June 30, 2026 and 2025 was $51,503 and $50,462, respectively. Total amortization expense for patents and trademarks for the six months ended June 30, 2026 and 2025 was $101,446 and $94,654, respectively. The estimated aggregate annual amortization expense for each of the next five fiscal years is approximately $240,000.