Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Details - Schedule of Accounts Payable and Accrued Liabilities (Details)

v3.19.2
Balance Sheet Details - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($)
Apr. 30, 2019
Jul. 31, 2018
Balance Sheet Related Disclosures [Abstract]    
Research and development costs $ 2,507,622 $ 3,801,211
Professional services fees 1,084,678 770,853
Other 243,980 206,828
Total $ 3,836,280 $ 4,778,892