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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
3 Months Ended
Mar. 31, 2023
Payables and Accruals [Abstract]  
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

NOTE 8 — ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

 

Accrued expenses and other current liabilities consisted of the following at March 31, 2023 and December 31, 2022:

 

   March 31,   December 31, 
   2023   2022 
Board compensation  $42,000    70,000 
Equipment held for lease       154,433 
Franchise, sales and use taxes   21,562    27,531 
Income taxes   6,056    4,663 
Interest (Convertible debt - related party)   31,124    2,829 
License fees   50,013    150,130 
Payroll   277,964    209,303 
Professional fees   328,647    238,211 
Research and development   722,344    322,987 
Royalties   8,772    13,158 
Warranty liability   150,746    137,568 
Other   254,505    181,043 
Accrued liabilities  $1,893,733   $1,511,856