Quarterly report pursuant to Section 13 or 15(d)

Future amortization of intangible assets, net is as follows: (Details)

v3.21.2
Future amortization of intangible assets, net is as follows: (Details)
Sep. 30, 2021
USD ($)
Patents  
Finite-Lived Intangible Asset, Expected Amortization, Year One $ 297,000
Finite-Lived Intangible Asset, Expected Amortization, Year Two 297,000
Finite-Lived Intangible Asset, Expected Amortization, Year Three 87,000
Finite-Lived Intangible Asset, Expected Amortization, Year Four 87,000
Finite-Lived Intangible Asset, Expected Amortization, after Year Five 676,000
Finite-Lived Intangible Assets, Net $ 1,444,000