definiens: means ( i ) the patents and patent applications listed on Schedule 1.50 and anypatent applications from which any such patents or patent applications claim priority ; ( ii ) all patent applications filed in anyjurisdiction corresponding to or claiming priority directly or indirectly from any patent and/or patent application referred toin the foregoing clause ( i ) ; ( iii ) all divisionals, continuations and continuations - in - part of the patent applications referred to inthe foregoing clauses ( i ) and ( ii ) ; ( iv ) all patents issuing from the patent applications referred to in the foregoing clauses ( i ), ( ii)and ( iii ) ; ( v ) all reissues, re - filings, re - examination certificates, registrations, confirmations, extensions, substitutions, renewals, foreign counterparts, and supplementary protection certificates of the patents and/or patent applications referred to in theforegoing clauses ( i ), ( ii ), ( iii ) and ( iv ) ; ( vi ) any other Patent Rights Controlled by [COMPANY] and/or its Affiliates as of theEffective Date necessary for the Exploitation of a GDNF Product ( but only to the extent such Patent Rights Cover any GDNFProduct as developed by AMT as of the Effective Date ) ; and ( vii ) any other Patent Rights Controlled by [COMPANY] and/or itsAffiliates during the Payment Term that have been conceived, generated or reduced to practice in the course of any researchconducted in accordance with Section 2.2 and that are necessary or useful for the Exploitation of a GDNF Product