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Accrued Expenses
12 Months Ended
Dec. 31, 2017
Accrued Expenses  
Accrued Expenses

7. Accrued Expenses

 

Accrued expenses consisted of the following (in thousands):

 

 

 

 

 

 

 

 

 

    

As of

 

 

December 31, 

 

    

2017

    

2016

Employee related expenses

 

$

3,708

 

$

2,480

Intellectual property and patent related fees

 

 

2,370

 

 

13,251

Process and platform development expenses

 

 

2,301

 

 

443

Success payment expenses

 

 

2,000

 

 

 —

Professional service expenses

 

 

487

 

 

729

Other expenses

 

 

183

 

 

536

Total

 

$

11,049

 

$

17,439