CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) (Parentheticals) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Apr. 30, 2018 |
Apr. 30, 2017 |
Apr. 30, 2018 |
Apr. 30, 2017 |
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| Research and Development Expense [Member] | ||||
| Non-cash Stock option compensation expenses | $ 155,769 | $ 68,928 | $ 195,826 | $ 148,628 |
| Selling, General and Administrative Expenses [Member] | ||||
| Non-cash Stock option compensation expenses | $ 175,941 | $ 122,991 | $ 402,857 | $ 303,028 |
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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