Intangible Assets

6 Months Ended

Jun. 30, 2014

Intangible Assets

4. Intangible Assets

Intangible assets consisted of the following (in thousands):

	June 30,			December 31,
	2014			2013
Customer relationships	$	3,990		$	3,990
Developed technology		4,685			4,685
Other patents and patent applications		562			562
Trademarks		350			350
		9,587			9,587
Less accumulated amortization		(5,149	)		(4,899	)
	$	4,438		$	4,688

Based on the recorded intangibles at June 30, 2014, the estimated amortization expense is expected to be $251,000 during the remainder of 2014 and approximately $501,000 per year through 2018 and $1.8 million thereafter.