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Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Current Assets:    
Cash and cash equivalents $ 4,624 $ 5,684
Accounts receivable, net 569 287
Contract assets 0 188
Prepaid expenses and other assets 349 350
Total current assets 5,542 6,509
Fixed assets, net 247 275
Patents and other intangible assets, net 831 836
Total Assets 6,620 7,620
Current Liabilities:    
Accounts payable and accrued liabilities 617 366
Current portion of lease liabilities 66 71
Accrued compensation and related taxes 281 703
Contract liabilities 1,038 1,116
Total current liabilities 2,002 2,256
Long Term Liabilities:    
Long term lease liabilities 157 172
Total liabilities 2,159 2,428
Commitments and contingencies (Note 8)
Stockholders' Equity:    
Preferred stock, $0.0001 par value, zero shares issued and outstanding
Common stock, $0.0001 par value, 39,043,023 and 38,687,061 shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively 4 4
Additional paid-in capital 99,302 98,922
Accumulated other comprehensive loss (20) (17)
Accumulated deficit (94,825) (93,717)
Total equity 4,461 5,192
Total Liabilities and Equity $ 6,620 $ 7,620