Common use of Additional Claims Clause in Contracts

Additional Claims. For purposes of Prosecution of the Acceleron Patent Rights and Licensed Product Patents, the Prosecuting Party shall use reasonable efforts to seek to obtain claims directed to (i) [* * *] and (ii) [* * *]. If Shire is responsible for Prosecuting Acceleron Patent Rights that would be subject to this Section 8.2.1(f), Acceleron shall use Commercially Reasonable Efforts to cause Shire to seek such claims.