This Agreement may not be assigned, in whole or in part, by either party without the other party’s prior written consent and, except as herein provided, any such purported assignment will be null and void.  Notwithstanding the foregoing, Company may assign this Agreement without the prior written consent of Columbia, in the event the assignment is: (i) to a purchaser of all or substantially all of Company’s business or assets relating to the subject matter of this Agreement; (ii) part of a change of control of Company, including without limitation a merger of Company with a Third Party (to the extent that such change of control is considered an assignment under applicable Law), or (iii) in connection with a license of all or substantially all of the assets of the Company relating to the subject matter of this Agreement to a Third Party (to the extent that such license is considered an assignment under applicable Law); provided that, in each case, the successor entity expressly agrees in writing to assume and be bound by all obligations of Company under this Agreement.  Company will notify Columbia in writing of an assignment of this Agreement in accordance with this Section 18 within thirty (30) days following such assignment.