Derivative Liability (Tables)

3 Months Ended

12 Months Ended

Oct. 31, 2019

Jul. 31, 2019

Notes to Financial Statements

Schedule of Derivative Liabilities at Fair Value

Following table presents the activity for derivative liabilities measured at estimated fair value:

	Derivative Liability - Convertible Notes			Derivative Liability - Warrants			Derivative Liability - Downside Protection		Total
Balance as of July 31, 2019		4,156,196			325,250			3,338,836		7,820,282
Additions during the period		1,021,996			30,353			—		1,052,349
Change in fair value		(1,131,157	)		(66,456	)		3,033,820		1,836,207
Change due to exercise / redemptions		(1,875,052	)		(36,432	)		—		(1,911,484	)
Balance as of October 31, 2019	$	2,171,983		$	252,715		$	6,372,656		$8, 797,354

The following table presents the activity for derivative liabilities measured at estimated fair value:

	Derivative Liability - Convertible Notes			Derivative Liability - Warrants			Derivative Liability - Downside Protection			Total
Balance as of August 1, 2017	$	—		$	—		$	—		$	—
Balance as of July 31, 2018		—			—			—			—
Additions during the year		5,178,241			353,464			6,424,338			11,956,043
Change in fair value		988,267			(28,214	)		(3,085,502	)		(2,125,449	)
Change due to exercise / redemptions		(2,010,312	)		—			—			(2,010,312	)
											—
Balance as of July 31, 2019	$	4,156,196		$	325,250		$	3,338,836		$	7,820,282