PATENTS

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

PATENTS

7. Patents  

	2022 Cost		Accumulated Amortization		2022 Net
Patents	$	195,725	$	195,725	$	-

	2021 Cost		Accumulated Amortization		2021 Net
Patents	$	208,079	$	194,380	$	13,699

Decrease in 2022 cost was due to currency conversion. The cost as of December 31, 2022 in Canadian dollars is $265,102 (2021 - $265,102 CAD).

Amount of amortization for 2022 was $13,699 (2021 - $16,438) and is included in cost of sales in the consolidated statements of income and comprehensive income.