definiens: means the ( i ) Patent Rights owned by or licensed to [COMPANY] as of the Effective Date, and ( ii ) Patent Rights directed to [COMPANY] Core Technology owned by [COMPANY] or, subject to Section 3.I(c ), licensed to [COMPANY] in each case after the Effective Date, and if licensed to [COMPANY] after the Effective Date, only if the terms of such license do not prevent the grant of a license or sublicense to [COMPANY] pursuant to this Agreement, in each of ( i ) and ( ii ) that is necessary or useful for the research, development, manufacture or use of Product in the Field . [COMPANY] Patents include the patent applications and patents of Appendix B. [COMPANY] Patents excludes the items set forth on Appendix A. [COMPANY] Patents do not include Patent Rights claiming [ ~ifiol1ilyanAdditiona1 Antigen ] or a [ polynucleotide encoding an Additional Antigen ]