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acquisition or sale of all or substantially all of assets relating to this Agreement. Topspin or any successor may assign all of part of the right to payments under this Agreement. Any assignment or transfer of this Agreement made in contravention of the terms hereof shall be null and void. Subject to the foregoing, the terms and conditions of this Agreement shall be binding upon and inure to the benefit of the parties to it and their respective heirs, successors, assigns and legal representatives. This Agreement constitutes the entire agreement between the parties with respect to the subject matter hereof, and merges all prior negotiations and drafts of the parties with regard thereto. No modification, addition or deletion, or waiver of any of the terms and conditions of this Agreement shall be binding on Topspin unless made in a