April 30, 2016

July 31, 2015

Accounts Payable and Accruals - General and Administrative

$

3,711,393

$

3,156,951

Accounts Payable and Accruals - Research and Development

4,232,935

3,861,902

Accounts Payable and Accruals - Selling and Marketing

326,393

326,250

Accrued Make-whole Payments on Convertible Preferred Stock (see Note 7)

180,900

315,900

Executive Compensation and Directors’ Fees Payable

281,042

357,330

Total

$

8,732,663

$

8,018,333