Consolidated Statements of Cash Flows - USD ($)
12 Months Ended
Nov. 30, 2021
Nov. 30, 2020
Nov. 30, 2019
Consolidated Statements of Cash Flows      
Net loss $ (5,145,155) $ (3,390,965) $ (8,084,646)
Items not affecting cash      
Depreciation (Note 4) 261,525 415,375 506,685
Provision for doubtful debts (Note 4) 0 0 (66,849)
Stock-based compensation (Note 8) 11,985 71,645 264,568
Debenture financing, net (Note 7) 313,865 744,930 54,469
Gain on settlement of convertible debt (Note 7) 0 0 4,419
Deferred income tax recovery (Note 15) (93,854) 0 (11,042)
Write-down of inventory (Note 3) 112,672 236,459 0
Write-down of investment tax credits 0 233,377 0
Loss on disposal of property and equipment 0 41,603 0
Non-cash lease expense 138,051 19,855 0
Prepaid expenses, sundry and other assets 514,502 0 0
Unrealized foreign exchange gain 1,995 62,658 57,189
Change in non-cash operating assets & liabilities      
Accounts receivable 566,384 (389,182) 61,861
Investment tax credits 213,956 60,244 223,113
Inventory 0 0 (97,480)
Prepaid expenses, sundry and other assets 53,558 40,866 430,178
Accounts payable, accrued liabilities and employee costs payable 766,630 1,970,896 2,359,518
Operating lease liability (157,110) (38,486) 0
Income tax payable (20,333) 32,833 5,678
Deferred revenue (Note 3) 0 0 (2,362,500)
Cash flows (used in) provided from operating activities (2,461,329) 112,108 (6,663,677)
Financing activities      
Repayment of principal on convertible debentures (Note 7) 0 0 (461,920)
Proceeds from promissory notes payable (Note 7) 0 0 159,863
Proceeds from private placement (Note 10) 3,069,448 0 0
Share issuance cost (Note 10) (38,220) 0 0
Proceeds from issuance of shares on exercise of warrants (Note 14) 0 0 27,953
Debenture financing, net (Note 7) 0 0 375,000
Cash flows provided from financing activities 3,031,228 0 100,896
Investing activity      
Sale of property and equipment (Note 4) 0 29,191 0
Purchase of property and equipment (Note 4) 0 (3,875) (14,474)
Cash flows provided from (used in) investing activities 0 25,316 (14,474)
Increase (decrease) in cash 569,899 137,424 (6,577,255)
Cash, beginning of year 202,046 64,622 6,641,877
Cash, end of year 771,945 202,046 64,622
Supplemental cash flow information      
Interest paid 0 0 139,787
Taxes paid $ 0 $ 0 $ 0