Quarterly report pursuant to sections 13 or 15(d)

Condensed Consolidated Statements of Operations

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Condensed Consolidated Statements of Operations (USD $)
3 Months Ended 6 Months Ended 72 Months Ended
Jan. 31, 2014
Jan. 31, 2013
Jan. 31, 2014
Jan. 31, 2013
Jan. 31, 2014
Expenses:          
Research and development $ 1,458,997 $ 614,221 $ 2,232,955 $ 1,655,212 $ 8,346,003
General and administrative 1,142,783 983,622 2,357,318 1,940,107 10,599,950
Loss from operations (2,601,780) (1,597,843) (4,590,273) (3,595,319) (18,945,953)
Other income (expense):          
Fair value of derivative liabilities in excess of proceeds         (808,590)
Adjustments to fair value of derivative liabilities         3,150,986
Loss on extinguishment of debt         (761,492)
Financing transaction costs         (210,000)
Non-cash interest expense (8,391) (24,145) (20,684) (51,594) (370,466)
Interest expense         (1,357)
Impairment charges         (9,000)
Net loss before income taxes (2,610,171) (1,621,988) (4,610,957) (3,646,913) (17,955,872)
Provision (benefit) for income taxes (9,742)   40,958 2,000 46,958
Net loss $ (2,600,429) $ (1,621,988) $ (4,651,915) $ (3,648,913) $ (18,002,830)
Basic net loss per common share (in dollars per share) $ (0.01) $ (0.02) $ (0.03) $ (0.04)  
Diluted net loss per common share (in dollars per share) $ (0.01) $ (0.02) $ (0.03) $ (0.04)  
Weighted average shares used in computing basic net loss per common share (in shares) 176,838,878 102,895,957 160,542,971 95,394,076  
Weighted average shares used in computing diluted net loss per common share (in shares) 176,838,878 102,895,597 160,542,971 95,394,076