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Accrued Expenses (Tables) | 9 Months Ended
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Sep. 30, 2018
Accrued Expenses |
Schedule of accrued expenses | Accrued expenses consisted of the following (in thousands):
|  | As of
|  | September 30, |  | December 31,
|  | 2018 |  | 2017
Employee related expenses |  | $ | 4,616 |  | $ | 3,708
Sublicensing and success payment expenses |  |  | 2,250 |  |  | 2,000
Intellectual property and patent related fees |  |  | 2,082 |  |  | 2,370
Professional service expenses |  |  | 1,255 |  |  | 487
Process and platform development expenses |  |  | 1,047 |  |  | 2,301
Other expenses |  |  | 91 |  |  | 183
Total |  | $ | 11,341 |  | $ | 11,049

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