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Note 5 - Prepaid Expenses and Other Current Assets (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

 

 

December 31,

  

December 31,

 
(in thousands) 

2022

  

2021

 

Prepaid inventory

 $211  $368 

Prepaid insurance

  146   138 

Prepaid dues and subscriptions

  43   18 

Prepaid marketing costs

  24   15 

Prepaid patents

  12   9 

Tenant Allowance

  11   - 

Prepaid consultants

  -   68 

Prepaid sales rebates

  -   19 

Prepaid rent

  -   14 

Other

  113   129 

Total prepaid expenses and other current assets

 $560  $778