Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets

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Intangible Assets
 3 Months Ended
Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets

4. Intangible Assets

 

Intangible assets consisted of the following (in thousands):

 

    March 31, 2018     December 31, 2017  
Developed technology   $ 4,685     $ 4,685  
Customer relationships     3,989       3,989  
Other patents and patent applications     562       562  
Trademarks     401       350  
      9,637       9,587  
Less: accumulated amortization     (7,070 )     (6,936 )
    $ 2,567     $ 2,651  

 

Amortization expense is expected to approximate $400,000 for the remainder of 2018, $536,000 per year through 2021, $369,000 in 2022 and total $140,000 thereafter, until fully amortized.