| Schedule of Intangible Assets |
As of March 31, 2022 and December 31, 2021 we had the following amounts related to intangible assets and liabilities other than goodwill:
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March 31, 2022 |
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December 31, 2021 |
| 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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$ |
(546,094) |
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$ |
231,371 |
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$ |
765,850 |
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$ |
(532,676) |
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$ |
233,174 |
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| Patents |
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875,626 |
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(337,696) |
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537,930 |
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871,021 |
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(314,997) |
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556,024 |
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| Developed technology |
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240,000 |
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(144,000) |
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96,000 |
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240,000 |
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(140,000) |
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100,000 |
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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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(37,705) |
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226,231 |
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263,936 |
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(28,279) |
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235,657 |
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| Favorable contract asset |
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384,465 |
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(361,968) |
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22,497 |
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384,465 |
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(355,193) |
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29,272 |
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$ |
2,568,388 |
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$ |
(1,427,463) |
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$ |
1,140,925 |
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$ |
2,552,168 |
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$ |
(1,371,145) |
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$ |
1,181,023 |
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| Intangible liability |
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| Unfavorable contract liability |
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$ |
2,903,419 |
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$ |
(1,791,664) |
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$ |
1,111,755 |
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$ |
3,056,655 |
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$ |
(1,797,149) |
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$ |
1,259,506 |
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| Schedule of Future Amortization Expense |
Aggregate future amortization over the next five years and thereafter as of March 31, 2022 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 |
| Year 1 |
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$ |
199,518 |
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$ |
(288,741) |
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$ |
(89,223) |
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| Year 2 |
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195,929 |
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(239,891) |
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(43,962) |
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| Year 3 |
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179,372 |
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(147,725) |
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31,647 |
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| Year 4 |
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175,602 |
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(114,043) |
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61,559 |
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| Year 5 |
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170,801 |
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(79,359) |
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91,442 |
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| Thereafter |
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185,113 |
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(234,302) |
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(49,189) |
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| Total |
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$ |
1,106,335 |
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(1,104,061) |
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$ |
2,274 |
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We recognized a gain on termination of unfavorable contract liability of $71,375 in three months ended March 31, 2022 due to the closing of certain energy production sites.
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