Quarterly report pursuant to Section 13 or 15(d)

ACCRUED EXPENSES (Details) - Accrued liabilities

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ACCRUED EXPENSES (Details) - Accrued liabilities - USD ($)
Apr. 30, 2018
Oct. 31, 2017
Accrued liabilities [Abstract]    
Accrued severance costs $ 80,374 $ 237,563
Payroll and related expenses 293,447 51,643
Accrued royalty 246,177
Accrued collaborative research and license expenses 187,500
Accrued other 80,653 119,963
Total $ 888,151 $ 409,169