Quarterly report pursuant to Section 13 or 15(d)

Liquidity and Financial Condition (Details Narrative)

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Liquidity and Financial Condition (Details Narrative) - USD ($)
3 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Jul. 31, 2018
Jul. 31, 2017
Losses in all previous reporting periods from inception to date $ 141,700,000      
Total investment securities 28,500,000      
Cash 9,600,000      
Cash equivalents 9,400,000      
Cash and cash equivalents 19,016,067 $ 14,661,418 $ 3,803,627 $ 11,444,676
Short term investment securities 9,458,814   $ 23,174,447  
Net cash provided by financing activities 8,287,514 8,303,348    
Net proceeds from issuance of public offering 12,671 $ 19,048    
Alpha Holdings Agreement [Member]        
Net proceeds from issuance of public offering 7,000,000      
December 6, 2018 [Member]        
Total investment securities $ 33,300,000