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Balance Sheets (Current Period Unaudited) - USD ($)
Sep. 30, 2025
Dec. 31, 2024
Current assets:    
Cash and cash equivalents $ 8,394,113 $ 15,842,850
Accounts receivable, net 31,500 692
Inventory 65,087 96,406
Prepayments and other current assets 184,228 356,658
Total current assets 8,674,928 16,296,606
Property and equipment, net 408,675 415,232
Intangible assets, net 2,678,387 2,611,998
Right of use asset 419,589 483,497
Other assets 44,459 19,351
Total assets 12,226,038 19,826,684
Current Liabilities:    
Accounts payable 229,199 104,117
Accrued expenses 568,675 374,012
Current portion of lease liability 90,646 82,681
Total current liabilities 888,520 560,810
Long-term lease liability 334,430 403,335
Other long-term liabilities 929,247 1,007,375
Total liabilities 2,152,197 1,971,520
Commitments and Contingencies  
Stockholders' equity:    
Common stock, $0.001 par value; 50,000,000 shares authorized; 8,512,724 shares issued and 8,511,403 shares outstanding at September 30, 2025 and 8,336,812 shares issued and 8,335,491 shares outstanding at December 31, 2024 8,513 8,337
Additional paid-in capital 126,226,240 125,327,300
Treasury stock, at cost, 1,321 shares at September 30, 2025 and December 31, 2024 (13,210) (13,210)
Accumulated deficit (116,147,702) (107,467,263)
Total stockholders’ equity 10,073,841 17,855,164
Total liabilities and stockholders’ equity $ 12,226,038 $ 19,826,684