| Schedule of Intangible Assets |
As of March 31, 2026 and December 31, 2025 we had the following amounts related to intangible assets and liabilities other than goodwill:
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March 31, 2026 |
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December 31, 2025 |
| Intangible assets |
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Cost |
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Accumulated Amortization |
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Total |
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Cost |
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Accumulated Amortization |
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Total |
| Product certifications |
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$ |
777,465 |
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$ |
(737,754) |
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$ |
39,711 |
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$ |
777,465 |
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$ |
(732,469) |
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$ |
44,996 |
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| Patents |
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888,910 |
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(705,183) |
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183,727 |
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888,910 |
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(682,370) |
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206,540 |
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| Developed technology |
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240,000 |
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(208,000) |
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32,000 |
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240,000 |
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(204,000) |
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36,000 |
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| Trademarks |
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26,896 |
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— |
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26,896 |
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26,896 |
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— |
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26,896 |
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| In Process R&D |
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263,936 |
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(188,526) |
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75,410 |
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263,936 |
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(179,100) |
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84,836 |
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| Favorable contract asset |
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384,465 |
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(384,465) |
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— |
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384,465 |
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(383,540) |
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925 |
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| Customer contracts |
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2,225,123 |
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(526,012) |
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1,699,111 |
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2,225,123 |
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(478,813) |
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1,746,310 |
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$ |
4,806,795 |
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$ |
(2,749,940) |
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$ |
2,056,855 |
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$ |
4,806,795 |
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$ |
(2,660,292) |
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$ |
2,146,503 |
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| Intangible liability |
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| Unfavorable contract liability |
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$ |
2,341,478 |
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$ |
(2,148,943) |
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$ |
192,535 |
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$ |
2,341,478 |
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$ |
(2,136,143) |
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$ |
205,335 |
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| Schedule of Future Amortization Expense |
Aggregate future amortization over the next five years from March 31, 2026 is estimated to be as follows:
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Non-contract Related Intangibles |
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Contract Related Intangibles |
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Total |
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Year 1
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$ |
165,723 |
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$ |
146,897 |
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$ |
312,620 |
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| Year 2 |
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129,915 |
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154,563 |
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284,478 |
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| Year 3 |
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18,768 |
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158,007 |
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176,775 |
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| Year 4 |
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5,650 |
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158,007 |
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163,657 |
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| Year 5 |
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5,649 |
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170,624 |
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176,273 |
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| Thereafter |
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5,143 |
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718,478 |
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723,621 |
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| Total |
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$ |
330,848 |
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$ |
1,506,576 |
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$ |
1,837,424 |
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