Intangible Assets (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2016

Dec. 31, 2015

Intangible Assets [Abstract]

Summary of intangible assets

	Cost		Accumulated Amortization		Net Book Value
September 30, 2016
Licenses	$	462,234	$	354,179	$	108,055
Patents		1,893,185		1,858,932		34,253
Total	$	2,355,419	$	2,213,111	$	142,308
December 31, 2015
Licenses	$	462,234	$	333,732	$	128,502
Patents		1,893,185		1,832,955		60,230
Total	$	2,355,419	$	2,166,687	$	188,732

	Weighted Average Remaining Amortization Period (Years)		Cost		Accumulated Amortization		Net Book Value
December 31, 2015
Licenses		3.8	$	462,234	$	333,732	$	128,502
Patents		1.1		1,893,185		1,832,955		60,230
Total		1.9	$	2,355,419	$	2,166,687	$	188,732
December 31, 2014
Licenses		4.7	$	462,234	$	306,495	$	155,739
Patents		1.9		1,893,185		1,638,975		254,210
Total		2.6	$	2,355,419	$	1,945,470	$	409,949

Summary of annual amortization expense

	Amortization Expense
October 1 thru December 31, 2016	$	15,376
2017	$	61,800
2018	$	37,300
2019	$	27,832

Year	Amortization Expense
2016	$61,800
2017	$61,800
2018	$37,300
2019	$27,832