Annual report pursuant to Section 13 and 15(d)

Patents (Tables)

v3.23.1
Patents (Tables)
12 Months Ended
Dec. 31, 2022
Patents  
Schedule of patent
               
   

2022

   

2021

 
Gross carrying amount   $ 8,473,000     $ 7,949,000  
Accumulated amortization     (6,881,000 )     (6,565,000 )
Patents, net   $ 1,592,000     $ 1,384,000  
Schedule of future amortization of current intangible
         
For the years ended December 31,        
2023     $ 266,000  
2024       120,000  
2025       120,000  
2026       120,000  
2027       119,000  
Thereafter       847,000  
Total     $ 1,592,000