Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Intangible Assets [Abstract]

Summary of intangible assets

	Cost		Accumulated Amortization		Net Book Value
September 30, 2018
Licenses	$	462,234	$	408,581	$	53,653
Patents		1,893,185		1,893,185		-
Total	$	2,355,419	$	2,301,766	$	53,653
December 31, 2017
Licenses	$	462,234	$	388,282	$	73,952
Patents		1,893,185		1,893,185		-
Total	$	2,355,419	$	2,281,467	$	73,952

Summary of future annual amortization expense

	Amortization Expense
October 1 thru December 31, 2018	$	6,791
2019	$	27,164
2020	$	19,698