Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited)

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Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 10,863 $ 14,273
Account and other receivables, net of allowance 106 102
Prepaid expenses and other current assets 721 350
Inventories 299 303
Total current assets 11,989 15,028
Inventories 325 294
Property and equipment, net 4,186 4,025
Intangible assets, net 30 31
Operating lease right of use asset 2,254 2,385
Other long-term assets 99 77
Total assets 18,883 21,840
Current liabilities:    
Accounts payable 490 242
Accrued liabilities 833 1,150
Debt 524 509
Derivative liabilities 306 347
Current portion of operating lease liability 513 500
Other current liabilities 3
Total current liabilities 2,669 2,748
Operating lease liability, net of current portion 1,763 1,898
Total liabilities 4,432 4,646
Commitments and Contingencies  
Stockholders’ Equity:    
Common stock, $0.01 par value, 250,000,000 shares authorized; 24,713,574 and 24,684,574 shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively. 247 247
Additional paid-in capital 267,466 267,364
Accumulated deficit (253,262) (250,417)
Total stockholders’ equity 14,451 17,194
Total liabilities and stockholders’ equity 18,883 21,840
Series B Convertible Preferred Stock [Member]    
Stockholders’ Equity:    
Preferred stock value
Series C Convertible Preferred Stock [Member]    
Stockholders’ Equity:    
Preferred stock value