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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introduced to SHBV through W2E, or to exploit any pre-existing relationship of W2E with any third party that has been represented to SHBV by W2E, without the prior consent and/or direct participation of W2E. 8 10. INTELLECTUAL PROPERTY RIGHTS 10.1 Except as expressly agreed otherwise in writing, all Intellectual Property Rights vested in a Party prior to the date of this Agreement shall remain vested in that Party. Further, any improvements, enhancements, modifications or developments to a Party's intellectual property shall automatically vest in that Party irrespective of who generates the relevant improvement, enhancement, modification or development. 10.2 Each Party grants to the other Party a non-exclusive, non-transferable, royalty-free licence to use the other Party's Intellectual Property Rights as far is strictly necessary to comply with its marketing and promotional obligations under this Agreement. For the sake of certainty, the licence created by this Agreement does not extend to the use of the other Party's Intellectual Property Rights for any other commercial purpose. 10.3 The licence granted in Clause 10.2 above will automatically expire at the end of the Term of this Agreement. 10.4 Each Party shall indemnify and keep indemnified the other Party against all costs, claims, losses, expenses and damages incurred by the other Party as a result of any breach of the provisions set out in this Clause 10 or arising directly or indirectly out of any infringement by that Party of the other Party's Intellectual Property Rights. 11. CONFIDENTIALITY 11.1 For purposes of this Clause: Authorised Persons means the directors, employees, officers, professional advisers, agents and contractors of each Party; Confidential Information means all information in any medium or format (written, oral, visual or electronic, and whether or not marked or described as "confidential"), together with Copies, which relates to a Party (the "Disclosing Party"), to its Group, or to its (or its Group members') employees, officers, customers or suppliers, and which is directly or indirectly disclosed by the Disclosing Party to the other Party (the "Recipient Party") in the course of its dealings relating to this Agreement, before or after the date of this Agreement. However, the following information is not "Confidential Information" for the purposes of this Agreement: (i) information which is in the public domain other than as a result of breach of this Agreement or any separate confidentiality undertaking between the Parties; (ii) information which the Recipient Party received, free of any obligation of confidence, from a third party which itself was not under any obligation of confidence in relation to that information; and 9 (iii) information which was developed or created independently by or on behalf of the Recipient Party or any member of the Recipient Party's Group; and Copies means all reproductions (hard copy or electronic), extracts, summaries or analyses of Confidential Information in any medium or format made by or on behalf of any Party. 11.2 In return for the disclosure by each Party of Confidential Information and for other consideration given under this Agreement, each Party shall (except as expressly permitted by this Agreement or with the written consent of the Disclosing Party); 11.2.1 keep all Confidential Information secret; 11.2.2 only use or make Copies of Confidential Information in connection with and to the extent necessary for the purposes of this Agreement; 11.2.3 take all reasonable action to ensure that, within its organisation, the Confidential Information is not made available to any person who is not an Authorised Person; 11.2.4 use all reasonable endeavours to ensure that Confidential Information within its control is kept securely protected against theft or unauthorised access, and in any event shall maintain its security, integrity and confidentiality to at least the same standard as it applies to its own confidential information; and 11.2.5 not reverse engineer, or attempt to reverse engineer, any software comprised within the Confidential Information, except to the extent permitted by law. 11.3 A Party may disclose Confidential Information to any Authorised Persons on a "need-to-know" basis solely in relation to the Agreement, provided that that Party: 11.3.1 informs all Authorised Persons that the Confidential Information is confidential; and 11.3.2 ensures that all Authorised Persons (other than those already under a professional duty of confidence to that Party or an obligation of confidence as part of employment arrangements) enter into written confidentiality undertakings with it on equivalent terms to this Clause, and provides copies of such undertakings to the other Party to this Agreement upon that other Party's reasonable request; and 11.3.3 shall be responsible for all acts and omissions
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Extract the exact clause related to "Agreement Date" from the excerpt above.