v3.19.3
Intangible Assets (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Patents and trade secrets, net      
Cost $ 697,955   $ 697,955
Accumulated Amortization (540,401)   (504,042)
Net intangible assets 157,554   193,913
Beginning balance for total intangible assets, net 193,913 $ 261,849 261,849
Amortization expense (36,359) $ (35,635) (67,936)
Intangible assets, net $ 157,554   $ 193,913