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Condensed Consolidated Balance Sheets - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Current assets    
Cash and cash equivalents $ 1,816,000 $ 4,409,000
Restricted cash 12,861,000 27,287,000
Accounts receivables, net 384,000 403,000
Inventories 1,040,000 660,000
Prepaid expenses and other current assets 499,000 698,000
Deferred financing costs 771,000 699,000
Total current assets 17,371,000 34,156,000
Property, plant and equipment, net 1,232,000 1,083,000
Total assets 18,603,000 35,239,000
Current liabilities    
Accounts payable 990,000 594,000
Accrued expenses 3,579,000 3,407,000
Convertible notes payable, net of debt discount 12,598,000 13,343,000
Warrant liability 43,000 18,751,000
Total current liabilities 17,210,000 36,095,000
Deferred revenue 32,000 30,000
Other non-current liabilities 494,000 604,000
Total liabilities 17,736,000 36,729,000
Commitments and Contingencies
Stockholders' equity (deficit)    
Preferred stock, $.01 par value; 10,000,000 shares authorized; no shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively 0 0
Common stock, $.01 par value; 500,000,000 shares authorized; 424,526,067 and 4,131,527 shares issued and 424,408,256 and 4,112,417 shares outstanding at June 30, 2017 and December 31, 2016, respectively [1] 4,245,000 41,000
Additional paid-in capital 289,186,000 277,749,000
Accumulated deficit (292,464,000) (279,188,000)
Treasury stock, at cost; 110 shares at June 30, 2017 and December 31, 2016, respectively [1] (51,000) (51,000)
Accumulated other comprehensive income (49,000) (41,000)
Total stockholders' equity (deficit) 867,000 (1,490,000)
Total liabilities and stockholders' equity (deficit) $ 18,603,000 $ 35,239,000
[1] reflects a one-for-sixteen (1:16) reverse stock split effected on July 21, 2016