NOTE 4 – INTANGIBLE ASSETS, net

Intangible assets, net, consists of the following as of:

Patents are amortized straight-line over a period of fifteen years. Amortization expense was $10,074 and $29,102 for the three and nine-months ended September 30, 2019, respectively. Amortization expense was $6,717 and $21,952 for the three and nine-months ended September 30, 2018, respectively.

The Company has capitalized costs for several patents that are still pending. In those instances, the Company has not recorded any amortization. The Company will commence amortization when these patents are approved.

During the three and nine-months ended September 30, 2019, the Company abandoned three patent applications in progress resulting in a loss of $36,205 on the abandonment of patents.

The Company owns 29 issued patents, including 14 in the United States and 15 others in Europe, Canada, China, India, Japan, and Hong Kong. These patents will expire beginning in 2023 through 2028, subject to any patent term extensions of the individual patent. The Company has 2 patent applications pending in the United States and 2 foreign patent applications pending in Europe and the Patent Cooperation Treaty (“PCT”) countries.