system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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deleted from this Agreement in that jurisdiction to the extent of such invalidity or unenforceability without invalidating the remaining provisions of this Agreement, and any such unenforceability in that jurisdiction will not make that provision unenforceable in any other jurisdiction; and (b) the parties will agree on an alternative provision that best accomplishes the objectives of such provision, to the extent legally permissible in such jurisdiction. Page 23 20.5 No Waiver. No waiver or consent in connection with or relating to this Agreement will bind either party unless in writing and signed by the party against which enforcement is sought. Waiver by either party of any default will not be deemed a waiver by such party of the same or any other default that may thereafter occur. 20.6 Counterparts. This Agreement may be executed in one or more counterparts, each of which will be an original, but taken together constituting one and the same instrument. Execution of a facsimile copy (including PDF) will have the same force and effect as execution of an original, and a facsimile/electronic signature will be deemed an original and valid signature. 20.7 Headings and References. The headings and captions used in this Agreement are used for convenience only and are not to be considered in construing or interpreting this Agreement. 20.8 Construction. The parties and their respective counsel have negotiated this Agreement. This Agreement will be fairly interpreted in accordance with its terms and without any strict construction in favor of or against either party. 20.9 Complete Agreement. This Agreement constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes and replaces all prior or contemporaneous understandings or agreements, written or oral, regarding such subject matter. No amendment to or modification of this Agreement will be binding unless in writing and signed by a duly authorized representative of both parties. 20.10 Assignment. This Agreement may not be assigned by either party without the express written consent of the other party, which approval will not be unreasonably withheld or delayed, except that either party may (without consent but with notice to the other party) assign this Agreement in its entirety to any successor in the event of a Change of Control of such party. 20.11 Notice of Merger or Acquisition. Until the date that this Agreement terminates or is terminated in accordance with Section 15 hereof, ENERGOUS agrees that, [***]. * Confidential Treatment Requested Page 24 IN WITNESS WHEREOF, the parties have caused this Agreement to be executed by their duly authorized representatives as of the Effective Date. ENERGOUS CORPORATION DIALOG SEMICONDUCTOR (UK) LTD By: /s/ Stephen R. Rizzore By: /s Mark Tyndall Name: Stephen R. Rizzore Name: Mark Tyndall Title: President and Chief Executive Officer Title: SVP Corporate Development and Strategy Page 25 EXHIBIT A PRODUCTS Any ENERGOUS integrated circuit (IC) designed to receive power wirelessly and any ENERGOUS IC used in a wireless transmitter, including, but not limited to, the following Products (and any related Product Updates): [***] * Confidential Treatment Requested Page 26 EXHIBIT B ROYALTIES AND SERVICE FEES Royalties and Service Fees payable by DIALOG and/or its Affiliates to ENERGOUS hereunder will be calculated on a Product by Product basis as defined herein. Margin Split: Combined Royalties and Service Fees shall equal [***]. Dialog will retain the remaining [***]. [***]. [***]. Notwithstanding any provision of the Agreement, no Royalties or Service Fees will be payable to ENERGOUS hereunder in connection with any Sale to any customer of prototype or sample Licensed Products [***]. * Confidential Treatment Requested Page 27 EXHIBIT C Example of Letter of Authorization: Mask Set(s) Authorization for Third Party's Product(s) To whom it may concern Pursuant to a STRATEGIC ALLIANCE Agreement between Dialog Semiconductor (UK) Ltd and Energous Corporation dated November 6, 2016 (to which [Manufacturing Subcontractor] is not a party), we, Energous Corporation (Energous), hereby agree and authorize [Manufacturing Subcontractor], under the terms of this Letter of Authorization, to use the Mask Set(s) specified below for manufacturing products for the supply to the Third Party specified in paragraph 2 below only: 1. Mask Set(s) details: Mask Set(s) Product Type: Foundry Code: 2. Third Party details: Third Party's Name: Dialog Semiconductor [purchasing entity to be determined] Third Party's Address: Contact name of Third Party: 3. Volume of products The number of products to be manufactured with the Mask Set(s) will be unlimited, unless otherwise instructed by us below: Authorized Amount: [UNLIMITED] 4. Duration of Authorization The duration of this Letter of Authorization will
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Extract the exact clause related to "Covenant Not To Sue" from the excerpt above.

assistant: Not found.