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:
"""
research agreement" under 35 U.S.C. § 102(c). Further, each Party agrees to include appropriate attribution of the other Party in any publicity release, advertising, print, media or other announcement concerning the use of MCFCs for carbon capture, the Program or the Program Results. Page 5 of 31 Source: FUELCELL ENERGY INC, 8-K, 11/6/2019 5.02 Publications. The Parties recognize that Program Information may be suitable for publication either jointly or individually. Unless the other Party specifically requests in writing not to be credited, appropriate recognition of the support or encouragement of the other Party will be included in such publications. The Parties agree to cooperate with each other on the preparation of any such publications. If any proposed publication contains the non-publishing Party's Background Information, such information (including reference thereto) will be deleted at the non-publishing Party's request. No publication that violates Article 4 (Disclosure, Confidentiality and Restricted Use) or Paragraph 5.01 (Publicity) will be permitted without the prior written consent of the other Party which may be obtained from a duly authorized member of each Party. ARTICLE 6 - OWNERSHIP / PROCUREMENT OF PROGRAM RESULTS 6.01 Ownership of Program Results. ExxonMobil will solely own Program Information, Program Patents, and copyrightable works resulting from the Program (collectively, "Program Results"), irrespective of whether the Program Results are conceived, created, developed or acquired by employees or other representatives of FCE, ExxonMobil, or both. FCE will assign, and hereby assigns, to ExxonMobil ownership of Program Results. 6.02 Solicitation of Program Patents. ExxonMobil will have the sole responsibility and the exclusive right to prepare, file, prosecute, and maintain Program Patents pursuant to Paragraph 6.01 (Ownership of Program Results). Such right will include the right to determine if, where, and when patent applications are filed, and the scope of such patent applications. Notwithstanding the foregoing, ExxonMobil shall provide FCE notice of its intent to file any patent application containing FCE's Confidential Background Information and an opportunity for FCE to review any such patent application for FCE's Confidential Background Information. If FCE does not respond within thirty (30) days from ExxonMobil seeking such consent, then ExxonMobil may proceed with such filing. The cost of preparing, filing, prosecuting, and maintaining any such patent applications that ExxonMobil decides to pursue and maintain, as well as the cost of maintaining any patents resulting therefrom, will be paid in full by ExxonMobil. For Program Patents, if one or more employees or other representatives of FCE are determined to be inventors, then FCE will: (i) cause its employees, contractors, and consultants to render reasonable and timely assistance to ExxonMobil and its attorneys or agents; (ii) assign, and will cause its and its Affiliates' employees, contractors, and consultants to assign, its right, title, and interest in and to such Program Patent to ExxonMobil for filing; and (iii) cause its and its Affiliate employees, contractors, and consultants, to execute any documents as may be required to effect such assignments, or file, prosecute, and maintain any patent applications or patents that are based on, derived from, or protect such Program Patent. ExxonMobil will hold formal legal title to all such patent applications, and resulting patents. 6.03 Cooperation in Soliciting Program Patents. The Parties agree to cooperate in the preparation, filing, prosecution, and securing of patent applications and patents, all without charge to such other Party. When ExxonMobil's patent counsel sends to FCE documents for review that contains FCE Confidential Background Information, the Parties will follow the review process pursuant to Paragraph 6.02 (Solicitation of Program Patents). Upon FCE's written request, ExxonMobil will provide a courtesy copy of any Program Patent that does not contain any FCE Confidential Background Information prior to filing such document. All Program Patent filings, and the status thereof, will be reported to the Steering Committee. Page 6 of 31 Source: FUELCELL ENERGY INC, 8-K, 11/6/2019 6.04 Solicitation of Program Patents Discretionary. ExxonMobil has the unencumbered right to file or not to file, prosecute, defend, maintain, abandon, or enforce any Program Invention or Program Patent. Notwithstanding the foregoing, in the event ExxonMobil decides not to prosecute, defend, enforce, maintain or decides to abandon any Program Patent, then ExxonMobil will provide notice thereof to FCE, and FCE will then have the right, but not the obligation, to prosecute or maintain the Program Patent and sole responsibility for the continuing costs, taxes, legal fees, maintenance fees and other fees associated with that Program Patent. The ownership of such Program Patent will remain with ExxonMobil. The abandonment of a pending patent application in favor of
"""

Extract the exact clause related to "Notice Period To Terminate Renewal" from the excerpt above.

assistant: Not found.