CONSOLIDATED BALANCE SHEETS (USD $)	Jan. 31, 2012	Jul. 31, 2011
ASSETS
Cash and cash equivalents	$ 544,777	$ 2,798,797
Accounts receivable	0	8,690
Inventory (Note 5)	500,571	717,442
Other current assets (Notes 12 and 14)	1,469,233	225,052
Total Current Assets	2,514,581	3,749,981
Property and Equipment, Net	1,118,502	1,271,867
Assets Held for Investment, Net	2,390,584	3,634,929
Patents, Net	3,118,396	3,349,588
TOTAL ASSETS	9,142,063	12,006,365
LIABILITIES AND STOCKHOLDERS' DEFICIENCY
Accounts payable and accrued expenses (Note 6)	7,078,240	7,738,179
Deferred revenue	357,182	369,748
Current maturities of long-term debt (Note 14)	3,995,629	1,210,271
Total Current Liabilities	11,431,051	9,318,198
Long-Term Debt, Net	720,598	1,869,795
Derivative Warrant Liability (Note 11)	8,580,025	8,745,508
Derivative Additional Investment Rights Liability (Note 11)	241,884	515,000
Total Liabilities	20,973,558	20,448,501
Commitments and Contingencies (Notes 7 and 8)
Stockholders' Deficiency (Note 10):
Series A 9% Convertible Preferred Stock, $1,000 par value; authorized 5,500 shares at January 31, 2012 and July 31, 2011, respectively ; -0- and 1,287 shares issued and outstanding at January 31, 2012 and July 31, 2011, respectively	0	0
Common stock, $.001 par value; authorized 750,000,000 shares at January 31, 2012 and July 31, 2011, respectively; 334,105,150 and 308,519,768 shares issued and outstanding at January 31, 2012 and July 31, 2011, respectively	334,105	308,520
Additional paid-in capital	343,576,917	338,124,525
Deficit accumulated during the development stage	(356,527,053)	(347,744,756)
Accumulated other comprehensive income	784,536	869,575
Total Stockholders' Deficiency	(11,831,495)	(8,442,136)
TOTAL LIABILITIES AND STOCKHOLDERS' DEFICIENCY	$ 9,142,063	$ 12,006,365