If Celgene determines to undertake the Prosecution and Maintenance of a Prothena Licensed Collaboration Patent or Licensed Program Patent (other than a Prothena Platform Patent) in accordance with this Section 6.8, Prothena agrees to make its employees, agents and consultants reasonably available to Celgene (and to Celgene’s authorized attorneys, agents or representatives) to enable Celgene to undertake such Prosecution and Maintenance. In addition, Prothena shall (and shall cause its Affiliates and its and their employees, agents and consultants to) provide reasonable assistance to Celgene (and to Celgene’s authorized attorneys, agents or representatives) to enable Celgene to undertake such Prosecution and Maintenance, including by executing powers of attorney and other documents for Celgene to undertake such Prosecution and Maintenance.