Quarterly report pursuant to Section 13 or 15(d)

PATENTS (Tables)

v3.22.1
PATENTS (Tables)
3 Months Ended
Mar. 31, 2022
Patents  
Schedule of patent
               
    March 31, 2022     December 31, 2021  
Gross carrying amount – patents   $ 8,473,000     $ 7,949,000  
Accumulated amortization – patents     (6,640,000 )     (6,565,000 )
Patents, net   $ 1,833,000     $ 1,384,000  
Schedule of future amortization of current intangible
               
Twelve Months Ended March 31,  
  2023     $ 330,000  
  2024       215,000  
  2025       120,000  
  2026       120,000  
  2027 and thereafter       1,048,000  
  Total     $ 1,833,000