Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Stockholders' Equity (Tables)

v3.21.1
Note 9 - Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
   

Three Months Ended March 31,

 
   

2021

   

2020

 

Cost of product sales

  $ 31     $ 22  

Research and development cost

    42       105  

General and administrative expense

    606       829  

Total

  $ 679     $ 956