encumbrances, and Manufacturer agrees to execute, and shall cause its subcontractors and Personnel to execute, all documents necessary to do so. All such assignments shall include existing or prospective Intellectual Property rights therein in any country. -55- Source: UPJOHN INC, 10-12G, 1/21/2020 (c) Customer acknowledges and agrees that, as between the Parties, all Improvements and Developments made by or on behalf of Manufacturer in the conduct of activities under this Agreement or a Facility Addendum other than Customer-Owned Improvements and Developments (such Improvements and Developments, collectively, "Manufacturer-Owned Improvements and Developments") shall be the exclusive property of Manufacturer, and Manufacturer shall own all rights, title and interest in and to such Manufacturer- Owned Improvements and Developments. Customer agrees to and hereby does irrevocably transfer, assign and convey, and shall cause its Personnel to irrevocably transfer, assign and convey, all rights, title and interest in and to each of the Manufacturer-Owned Improvements and Developments to Manufacturer free and clear of any encumbrances, and Customer agrees to execute, and shall cause its Personnel and subcontractors to execute, all documents necessary to do so. All such assignments shall include existing or prospective Intellectual Property rights therein in any country. 8.3 Ownership of Other Property. Unless otherwise agreed by the Parties or specified in the Separation Agreement, Customer is the sole owner of any and all tools, specifications, blueprints and designs directly owned and supplied or paid for by Customer (i.e., not any materials that are included in the Price of Product), and Manufacturer shall not use, transfer, loan or publicize any of the above, except as necessary for its performance under this Agreement. 8.4 Limited Right to Use. Subject to the provisions of Section 8.1, nothing set forth in this Agreement shall be construed to grant to Manufacturer any title, right or interest in