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ACCRUED EXPENSES (Tables)
3 Months Ended
Jan. 31, 2020
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

January 31,

2020

October 31,

2019

Payroll and related expenses

 

161,405

 

 

72,850

Accrued royalty

449,691

449,691

Accrued collaborative research and license expenses

 

66,119

 

 

371,710

Accrued other

 

27,819

 

1,247

 

$

705,034

 

$

895,498