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Consolidated Balance Sheets - USD ($)
Dec. 31, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 2,475,958 $ 4,230,916
Royalties receivable, net of reserves of $1,253,450 in 2023 and $1,158,450 in 2022 1,003,404 589,599
Prepaid expenses and other current assets 96,784 100,973
Total current assets 3,576,146 4,921,488
Fixed assets, net 39,598 65,388
Operating lease ROU assets 178,715 323,509
Deposits and other assets 56,066 56,066
Total assets 3,850,525 5,366,451
Current liabilities:    
Current portion of operating lease liability 212,359 196,405
Accounts payable 50,880 71,079
Accrued expenses and other 14,192 34,379
Total current liabilities 277,431 301,863
Operating lease liability, net of current portion 55,363 267,723
Total liabilities 332,794 569,586
Shareholders’ equity:    
Common stock, par value $0.0001 per share; authorized 100,000,000 shares, issued and outstanding 33,509,287 in 2023 and 33,150,396 in 2022 3,351 3,315
Additional paid-in capital 127,779,221 127,150,027
Accumulated deficit (124,264,841) (122,356,477)
Total shareholders’ equity 3,517,731 4,796,865
Total liabilities and shareholders’ equity $ 3,850,525 $ 5,366,451