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Income taxes (Schedule of deferred tax assets and liabilities) (Details) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Income Tax Disclosure [Abstract]    
Non-capital losses carry forward - Canada $ 1,973,535 $ 561,698
Net operating losses carry forward - US 2,678,919 2,208,235
Intangible assets 10,855 11,810
Accrued expenses 994,653 170,598
Research and Development Tax credits 242,190 242,190
Other 14,230 25,290
Financing charges and interest 668,701 0
Total deferred tax assets 6,583,083 3,219,821
Less: valuation allowance (6,583,083) (3,219,821)
Deferred tax assets, net $ 0 $ 0