6. PATENTS (Tables)

12 Months Ended

Dec. 31, 2014

Patents Tables

Patents

	2014 Cost	Accumulated Amortization	2014 Net
Patents	$ 228,597	$ 91,193	$ 137,404

	2013 Cost	Accumulated Amortization	2013 Net
Patents	$ 249,284	$ 80,416	$ 168,868

Estimated depreciation expense

2015	$  17,466
2016	17,466
2017	17,466
2018	17,466
2019	17,466