NOTE 5 – INTANGIBLE ASSETS

Our intangible assets include patent costs totaling $86,796 less amortization of patent costs of $310 at March 31, 2019. Our intangible assets include patent costs totaling $53,482 less amortization of patent costs of $194 at December 31, 2018.

Estimated amortization expense for the next five years for the patent cost currently being amortized is as follows: