Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets

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Intangible Assets
6 Months Ended
Jun. 30, 2015
Intangible Assets [Abstract]  
Intangible Assets
(2)
Intangible Assets

Intangible assets consist of the following (in thousands):

   
June 30, 2015
   
December 31, 2014
 
   
Gross
carrying
value
   
Accumulated
amortization
   
Gross
carrying
value
   
Accumulated
Amortization
 
Amortizable intangible assets Licensed technology
 
$
7,156
   
$
256
   
$
5,000
   
$
9
 
                                 

Amortization expense related to intangible assets totaled $116,000 and $232,000 for the three and six months ended June 30, 2015, respectively, and totaled $0 for the three and six months ended June 30, 2014. The aggregate estimated amortization expense for intangible assets remaining as of June 30, 2015 is as follows (in thousands):
 
2015
 
$
291
 
2016
   
582
 
2017
   
582
 
2018
   
582
 
2019
   
582
 
over 5 years
   
4,281
 
         
Total
 
$
6,900