5. Patents and Licenses (Tables)

9 Months Ended

Sep. 30, 2016

Patents And Licenses Tables

Patents and Licenses

September 30, 2016						December 31, 2015
Weighted Average Original Life (years)		Gross Carrying Amount		Accumulated Amortization		Weighted Average Original Life (years)		Gross Carrying Amount		Accumulated Amortization
	15.67	$	13,840	$	11,835		15.67	$	13,840	$	11,647

Future Amortization Expense

2017	$155
2018	$123
2019	$123
2020	$119
2021	$119