Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

v3.21.1
Intangible Assets (Details) - USD ($)
Dec. 31, 2021
Mar. 31, 2021
Dec. 31, 2020
Net Carrying Value   $ 288,003 $ 321,641
Patents [Member]      
Net Carrying Value $ 288,003   321,641
Cost 1,210,241   1,256,064
Accumulated Amortization $ 922,238   $ 934,423