Common use of Grantback Clause in Contracts

Grantback. Notwithstanding anything in this Agreement to the contrary, Nuvelo hereby grants to Archemix a non-exclusive, paid-up, royalty-free license to any Nuvelo Technology and Nuvelo Patent Rights that generically relates to and covers the manufacturing, formulation, methods of use and/or processing of Aptamers (such Patent Rights hereinafter referred to as “Generic IP”). Archemix shall have the right to practice the Generic IP and to grant sublicenses to the Generic IP to Third Parties who have a license from Archemix to Archemix technology and/or intellectual property solely in order to permit Archemix or such Third Party to research, discover, make, have made, keep, use, sell and/or have sold, import or export Aptamers which are not subject to Nuvelo’s exclusive rights hereunder, and to the extent