v3.19.2
CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Apr. 30, 2019
Oct. 31, 2018
Current assets:    
Cash and cash equivalents $ 3,822,306 $ 3,055,890
Short-term investments in certificates of deposit 2,750,000 2,000,000
Receivables 796,954 306,991
Prepaid expenses and other current assets 124,272 175,491
Total current assets 7,493,532 5,538,372
Patents, net of impairment of $1,001,729 and $582,979, respectively, and accumulated amortization of $1,992,507 and $1,615,632, respectively 41,875 837,500
Property and equipment, net of accumulated depreciation of $71,907 and $53,799, respectively 230,019 72,670
Total assets 7,765,426 6,448,542
Current liabilities:    
Accounts payable 717,920 582,012
Accrued expenses 877,841 683,099
Total current liabilities 1,595,761 1,265,111
Commitments and contingencies (Note 8)
Shareholders’ equity:    
Preferred stock, par value $100 per share; 19,860 shares authorized; no shares issued or outstanding, Series A convertible preferred stock, par value $100 per share; 140 shares authorized; no shares issued or outstanding
Common stock, par value $.01 per share; 48,000,000 shares authorized; 20,005,075 and 18,908,632 shares issued and outstanding, respectively 200,050 189,086
Additional paid-in capital 183,932,744 175,415,931
Accumulated deficit (177,589,742) (170,170,209)
Total shareholders’ equity 6,543,052 5,434,808
Noncontrolling interest (Note 1) (373,387) (251,377)
Total equity 6,169,665 5,183,431
Total liabilities and equity 7,765,426 6,448,542
Series A Preferred Stock [Member]    
Shareholders’ equity:    
Preferred stock, par value $100 per share; 19,860 shares authorized; no shares issued or outstanding, Series A convertible preferred stock, par value $100 per share; 140 shares authorized; no shares issued or outstanding
Preferred Stock [Member]    
Shareholders’ equity:    
Preferred stock, par value $100 per share; 19,860 shares authorized; no shares issued or outstanding, Series A convertible preferred stock, par value $100 per share; 140 shares authorized; no shares issued or outstanding

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