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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request verification of any calculation within the period during which corresponding records must be maintained under this Article 11 will be deemed to be acceptance of the payments and reports. 12. Intellectual Property 12.1 Ownership of Inventions, data and results 12.1.1 In General Except as specifically set forth herein, FMI shall own all FMI Inventions, Roche shall own all Roche Inventions, and FMI and Roche shall jointly own all Joint Inventions. FMI and Roche each shall require all of its employees to assign all inventions related to Products and Services made by them to Roche and FMI, as the case may be. ***Confidential Treatment Requested*** - 41 - The determination of ownership of Inventions shall be determined in accordance with US inventorship laws as if such Inventions were made in the US. Except as otherwise expressly set forth herein, each Party shall retain full ownership and control of, and all rights in, its Background IP and any improvements or modifications thereto ("Roche Improvement IP" and "FMI Improvement IP" respectively). Roche Improvement IP shall mean any improvements or modifications to Roche's Background IP discovered, conceived or reduced to practice after the Effective Date in the performance of activities under this Agreement. FMI Improvement IP shall mean any improvements or modifications to FMI's Background IP discovered, conceived or reduced to practice after the Effective Date in the performance of activities under this Agreement. All materials, information, data and writings provided to FMI by or on behalf of Roche, in any form whatsoever, which were Controlled by Roche prior to being provided to FMI, shall remain the property of Roche; FMI shall acquire no right, title or interest in such materials, information, data and writings as the result of its activities under this Agreement. Except as specifically set forth herein, this Agreement shall not be construed, by implication, necessity or otherwise as (i) giving any of the Parties any license, right, title, interest in or ownership to the Confidential Information; (ii) granting any license or right under any intellectual property rights; or (iii) representing any commitment by either Party to enter into any additional agreement. 12.1.2 For the Molecular Information Platform Program Subject to the license granted to FMI under Section 2.1.2, Roche shall exclusively own all right title and interest to any information, results, and intellectual property from any Clinical Study undertaken or supported by Roche, including, without limitation, the Sample Results and information and results from any Sample Profiling. FMI shall assign to Roche its rights to any intellectual property in or arising from the Sample Results (except for FMI Improvements). Except as otherwise set forth herein, FMI shall exclusively own all right, title, and interest to any improvements or modifications to the FMI Genomic Analysis Platform that arise in connection with the performance of the work under the Molecular Information Platform Program. Roche shall exclusively own all information, results, and intellectual property from Advanced Genomic Analyses performed on Roche samples ("Roche-Owned Advanced Genomic Analysis Results"), and any inventions arising from the Roche-Owned Advanced Genomic Analysis Results, and FMI will assign all rights to any such inventions to Roche (except for FMI Improvements). 12.1.3 For the Immunotherapy Testing Platform Program Subject to the license granted to FMI under Section 2.1.3, Roche shall exclusively own all data, results, and intellectual property therein arising from profiling samples provided by Roche to FMI for testing in the Immunotherapy Testing Platform Development (except for FMI Improvements) ("Roche Immunotherapy Sample Results"), and FMI shall assign to Roche all such intellectual property. FMI shall not disclose Roche Immunotherapy Sample Results to third parties or use such results in work with Third Parties. - 42 - Roche shall exclusively own, and FMI shall assign to Roche, all intellectual property arising from the Immunotherapy Testing Platform Development that Covers methods of treatment, stratifying patients, or identifying patients that would benefit from a particular treatment, and all other methods useful in connection with the therapeutic treatment of a patient. To the extent third-party intellectual property must be licensed for the Immunotherapy Testing Platform Development, Roche and FMI shall jointly decide on an appropriate in-licensing strategy and negotiate a fair cost sharing between the Parties in good faith; provided however, that FMI shall retain the right to take such a license at its own cost on such terms as it shall determine if the Parties cannot reach a timely agreement on how to proceed. 12.1.4 For the ctDNA Program Subject to the license granted to FMI under Section 2.1.4, Roche shall
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Extract the exact clause related to "Joint Ip Ownership" from the excerpt above.

assistant: FMI and Roche shall jointly own all Joint Inventions.