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Patents and Licensed Technologies, net
6 Months Ended
Jun. 30, 2015
Patents and Licensed Technologies, net [Abstract]  
Patents and Licensed Technologies, net
Note 6
Patents and Licensed Technologies, net:
  
June 30, 2015
  
December 31, 2014
 
  
(unaudited)
   
Gross amount beginning of period
 
$
7,027
  
$
7,049
 
Additions
  
39
   
168
 
Translation differences
  
23
   
(190
)
Gross amount end of period
  
7,089
   
7,027
 
         
Accumulated amortization
  
(3,498
)
  
(3,074
)
         
Patents and licensed technologies, net
 
$
3,591
  
$
3,953
 
Related amortization expense was $412 and $425 for the six months ended June 30, 2015 and 2014, respectively.
Estimated amortization expense for amortizable patents and licensed technologies assets for the future periods is as follows:
Last six months of 2015
 
$
552
 
2016
  
1,089
 
2017
  
275
 
2018
  
523
 
2019
  
508
 
Thereafter
  
644
 
Total
 
$
3,591