Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Income tax recovery and deferred tax assets and liabilities (Details)

v3.19.1
Income tax recovery and deferred tax assets and liabilities (Details) - CAD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income tax recovery and deferred tax assets and liabilities [Abstract]      
Loss before tax $ (10,039,812) $ (11,366,372) $ (8,973,347)
Statutory tax rate 27.00% 26.00% 26.00%
Expected income tax recovery at the statutory tax rate $ (2,710,749) $ (2,955,257) $ (2,333,070)
Stock-based compensation 871,697 231,273 1,228,726
Changes in fair value of warrant derivative (2,080,904) 48,430 0
Share issue costs and other (969,673) 256,445 (231,643)
Effect of change in tax rate 0 (149,561) 0
SR&ED expenditures 0 183,351 0
Temporary differences not recognized 4,887,962 2,385,319 1,335,987
Income tax recovery $ (1,667) $ 0 $ 0