definiens: shall mean the research, development ( in cluding preclinical studies and Clinical Trials ), manufacture, registration ( including appli cations and submissions for Regulatory Approval and any other activities to secure and maintain market access ( in cluding any phase IV / post - approval clinical study t hat is not required to obtain or maintain Regulatory Approval ) ), use, import, export, marketing, promotion, offer ing for sale, sale, licensing, sublicensing, testing, support, su pply, storage and distribution of the Products and any components or intermediates thereof or therefor, in each case, in the Field, each as conducted by or on behalf of the Seller Entities or any of the Existing Licensees as of the Closing and, for clarity, including any and all of the foregoing with respect to any Products currently in developme nt by or on behalf of any of the Seller Entities or any of the Existing Licensees as of the Closing