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Patents (Tables) | 3 Months Ended
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Mar. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Patents | Patents associated with these costs were granted in 2006 and they have been amortized over their legal life of 17 years.
|  | March 31, 2021 Cost |  |  | Accumulated Amortization |  |  | March 31, 2021 Net |
Patents |  | $ | 209,404 |  |  | $ | 183,376 |  |  | $ | 26,028 |
|  | December 31, 2020 Cost |  |  | Accumulated Amortization |  |  | December 31, 2020 Net |
Patents |  | $ | 208,211 |  |  | $ | 178,074 |  |  | $ | 30,137 |
Schedule of Estimated Amortization Expense | Estimated amortization expense over the next two years is as follows:
2021 |  |  | 16,438 |
2022 |  |  | 13,699 |

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