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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Nov. 30, 2018 | Nov. 30, 2017 | Nov. 30, 2016
Change in fair value of derivative liabilities | $ (188,543) | $ 239,802 |
Number of stock options | 6,376,667 | 4,866,667 | 4,625,000
Warrants outstanding | 26,041,160 | 20,941,160 | 2,484,650
Cash and cash equivalents, Short term investments | 90 days |  |
Amortized estimated useful life patent | 15 years |  |

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