Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Intangible Assets [Abstract]

Summary of Intangible Assets

Intangible assets at December 31, 2013 and 2012 consisted of the following:

	2013		2012
Patent costs	$	1,154,523	$	1,154,523
Less — Accumulated amortization		(864,658)		(755,392)
Total	$	289,865	$	399,131

Patent Costs Amortized on a Straight-Line Basis

Patent costs which are being amortized on a straight-line basis over a 10-year life, are scheduled to amortize as follows:

Year Ending December 31,
2014		94,100
2015		77,656
2016		61,119
2017		42,229
2018		14,761
	$	289,865