Infringement of Third Party Rights Each Party shall promptly notify the other in writing of any allegation by a Third Party that the activity of either of the Parties hereunder infringes or may infringe the intellectual property rights of such Third Party. Genentech shall have the first right but not the obligation to control any defense of any such claim involving alleged infringement of Third Party rights by Genentech’s activities under this Agreement at its own expense and by counsel of its own choice, and Curis shall have the right but not the obligation, at its own expense, to be represented in any such action by counsel of its own choice. If Genentech fails to proceed in a timely fashion with regard to such defense, Curis shall have the right but not the obligation to control any such defense of such claim at its own expense and by counsel of its own choice, and Genentech shall have the right but not the obligation, at its own expense, to be represented in any such action by counsel of its own choice. Curis shall have the first right but not the obligation to control any defense of any such claim involving alleged infringement of Third Party rights by Curis’ activities under this Agreement at its own expense and by counsel of its own choice, and Genentech shall have the right but not the obligation, at its own expense, to be represented in any such action by counsel of its own choice. If Curis fails to proceed in a timely fashion with regard to such defense, Genentech shall have the right but not the obligation to control any such defense of such claim at its own expense and by counsel of its own choice, and Curis shall have the right but not the obligation, at its own expense, to be represented in any such action by counsel of its own choice. Neither Party shall have the right to settle any infringement action under this Section 10.5 in a manner that diminishes the rights or interests of the other Party hereunder without the consent of such Party.
