Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.20.4
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
May 08, 2018
Oct. 31, 2020
Oct. 31, 2019
Oct. 30, 2020
Certificates of deposit fair value   $ 2,640,000 $ 2,350,000  
Amortization expense   418,750  
Equipment purchases   16,000 175,000  
Depreciation   38,276 47,558  
Loss on disposal of property and equipment   (148,084)  
Stock-based compensation expense   $ 3,922,719 $ 3,560,883  
Exercise term   5 years 10 months 10 days 5 years 5 months 20 days  
Expected volatility rate   114.22% 116.72%  
Risk free interest rate   1.45% 1.61%  
Warrants [Member]        
Vesting terms     12 months  
Antidilutive securities excluded from the calculation of Diluted EPS   560,000 525,000  
Consultants [Member] | Warrants [Member]        
Stock-based compensation expense   $ 0 $ 85,000  
Vesting terms   5 months    
Stock Option [Member]        
Unrecognized compensation cost       $ 2,605,000
Weighted-average period recognition   1 year 6 months    
Antidilutive securities excluded from the calculation of Diluted EPS   7,952,195    
Stock Option [Member] | Minimum [Member]        
Expiration period   5 years    
Vesting terms   12 months    
Stock Option [Member] | Maximum [Member]        
Expiration period   10 years    
Vesting terms   36 months    
Stock Option [Member] | Chairman, President and Chief Executive Officer [Member]        
Stock-based compensation expense   $ 0 1,954,000  
Number of shares issued 1,500,000      
Trading prices $ 11.00      
Expiration date May 31, 2021      
Exercise price $ 3.7      
Exercise term 3 years 22 days      
Expected volatility rate 128.80%      
Risk free interest rate 266.00%      
Non-vested Stock Option [Member]        
Stock-based compensation expense   $ 3,011,000 3,166,000  
Antidilutive securities excluded from the calculation of Diluted EPS   7,632,068    
Non-vested Stock Option [Member] | Chairman, President and Chief Executive Officer [Member]        
Stock-based compensation expense   $ 376,000 0  
Non-vested Stock Option [Member] | Consultants [Member]        
Stock-based compensation expense   123,000 99,000  
Market Conditions Stock Option [Member] | Chairman, President and Chief Executive Officer [Member]        
Stock-based compensation expense   376,000 0  
Number of shares issued 1,500,000      
Expiration date May 31, 2021      
Exercise price $ 3.70      
Exercise term 10 years      
Expected volatility rate 119.60%      
Risk free interest rate 2.97%      
Market Conditions Stock Option [Member] | Chairman, President and Chief Executive Officer [Member] | Minimum [Member]        
Trading prices $ 5.00      
Implied service period 3 months      
Market Conditions Stock Option [Member] | Chairman, President and Chief Executive Officer [Member] | Maximum [Member]        
Trading prices $ 8.00      
Implied service period 7 months      
Service based and Performance-based Stock Options [Member] | Consultants [Member]        
Stock-based compensation expense   215,000 113,000  
Unrecognized compensation cost   $ 340,000    
Weighted-average period recognition   1 year 10 months 25 days    
Computer and Tes Equipment [Member]        
Useful life   60 months    
Patents [Member]        
Amortization expense   $ 0 419,000  
Write down value   419,000    
Carrying value   168,000    
Capitalzed Patents [Member]        
Carrying value   $ 0 $ 0