Common use of Joint Development Committees Clause in Contracts

Joint Development Committees. For each Development Candidate, the CSC will appoint a joint development committee (each, a “Neurology JDC”) approximately [***] days prior to the date Ionis expects to designate a Development Candidate, to govern the activities under this Agreement with respect to such Collaboration Program. Each Neurology JDC will report to the CSC and will consist of an equal number of representatives appointed by Ionis and Biogen. Each Neurology JDC member will be a senior clinical development leader or have other experience and expertise appropriate for the stage of development of the Collaboration Program in the applicable disease area, and at least one of each Party’s members will have operational responsibility for the applicable Collaboration Program. Each Party will designate one of its representatives who is empowered by such Party to make decisions related to the performance of such Party’s obligations under this Agreement to act as the co-chair of the Neurology JDC. The co-chairs will be responsible for overseeing the activities of the Neurology JDC consistent with the responsibilities set forth below in this Section 1.18.3. Schedule 1.18.3 sets forth certain Neurology JDC governance matters agreed to as of the Effective Date. Each Neurology JDC will determine its operating procedures at its first meeting, including the Neurology JDC’s policies for replacement of Neurology JDC members, policies for participation by additional representatives or consultants invited to attend Neurology JDC meetings, and the location of meetings, which will be codified in the written minutes of the first Neurology JDC meeting. Each Party will be responsible for the costs and expenses of its own employees or consultants attending Neurology JDC meetings. If practical, Ionis and Biogen will use reasonable efforts to schedule meetings of each Neurology JDC to take place at the same location and on the same dates as meetings of the CSC and the joint development and steering committees under the Ionis/Biogen Additional Agreements, to maximize the use of each Party’s time, increase information sharing efficiencies and reduce the cost of additional travel, lodging and related expenses. (a)

Joint Development Committees. For each Development Candidate, the The CSC will appoint a joint development committee (each, a “Neurology JDC”) for each Collaboration Program approximately [***] days prior to the date Ionis on which Ionis’ RMC expects to designate a the first potential Development Candidate, to govern the activities Candidate under this Agreement with respect to such Collaboration Program. Members of a Neurology JDC for a Collaboration Program may be, but need not be, the same members as the members on any other Neurology JDC for other Collaboration Programs. Each Neurology JDC will report to the CSC and will consist of an equal number of representatives appointed by Ionis and Biogen. Each Party’s Neurology JDC representatives shall be chosen by such Party in its sole discretion and may be replaced by such Party in its sole discretion upon written notice to the other Party; provided that each Neurology JDC member will be a senior clinical development leader or have other experience and expertise appropriate for the stage of development Development of the Collaboration Program in the applicable disease area, and at least one of each Party’s members will have operational responsibility for the applicable Collaboration ProgramPrograms. Each Party will designate one of its representatives who is empowered by such Party to make decisions related to the performance of such Party’s obligations under this Agreement to act as the co-chair of the Neurology JDC. The co-chairs will be responsible for overseeing the activities of the Neurology JDC consistent with the responsibilities set forth below in this Section 1.18.31.14.5. Schedule 1.18.3 1.14.5 sets forth certain Neurology JDC governance matters agreed to as of the Effective Date. Each Neurology JDC will determine its operating procedures at its first meeting, including the Neurology JDC’s policies for replacement of Neurology JDC members, policies for participation by additional representatives or consultants invited to attend Neurology JDC meetings, and the location of meetings, which will be codified in the written minutes of the first Neurology JDC meeting. Each Party will be responsible for the costs and expenses of its own employees or consultants attending Neurology JDC meetings. If practical, Ionis and Biogen will use reasonable efforts to schedule meetings of each Neurology JDC to take place at the same location and on the same dates as meetings of the other Neurology JDCs, the Neurology JRC and the CSC under this Agreement and the joint research, development and steering committees under the Ionis/Biogen Additional Agreements, to maximize the use of each Party’s time, increase information sharing efficiencies and reduce the cost of additional travel, lodging and related expenses. (a).

Joint Development Committees. For each Development Candidate, the CSC will appoint a joint development committee (each, a “Neurology JDC”) approximately [***] days prior to the date Ionis expects to designate a Development Candidate, to govern the activities under this Agreement with respect to such Collaboration Program. Each Neurology JDC will report to the CSC and will consist of an equal number of representatives appointed by Ionis Xxxxx and Biogen. Each Neurology JDC member will be a senior clinical development leader or have other experience and expertise appropriate for the stage of development of the Collaboration Program in the applicable disease area, and at least one of each Party’s members will have operational responsibility for the applicable Collaboration Program. Each Party will designate one of its representatives who is empowered by such Party to make decisions related to the performance of such Party’s obligations under this Agreement to act as the co-chair of the Neurology JDC. The co-chairs will be responsible for overseeing the activities of the Neurology JDC consistent with the responsibilities set forth below in this Section 1.18.3. Schedule 1.18.3 sets forth certain Neurology JDC governance matters agreed to as of the Effective Date. Each Neurology JDC will determine its operating procedures at its first meeting, including the Neurology JDC’s policies for replacement of Neurology JDC members, policies for participation by additional representatives or consultants invited to attend Neurology JDC meetings, and the location of meetings, which will be codified in the written minutes of the first Neurology JDC meeting. Each Party will be responsible for the costs and expenses of its own employees or consultants attending Neurology JDC meetings. If practical, Ionis and Biogen will use reasonable efforts to schedule meetings of each Neurology JDC to take place at the same location and on the same dates as meetings of the CSC and the joint development and steering committees under the Ionis/Biogen Additional Agreements, to maximize the use of each Party’s time, increase information sharing efficiencies and reduce the cost of additional travel, lodging and related expenses. (a)Confidential

Joint Development Committees. For each Development Candidate, the CSC will appoint a joint development committee (each, a “Neurology JDC”) approximately [***] days prior to the date Ionis Isis expects to designate a Development Candidate, to govern the activities under this Agreement with respect to such Collaboration Program. Each Neurology JDC will report to the CSC and will consist of an equal number of representatives appointed by Ionis Isis and BiogenBiogen Idec. Each Neurology JDC member will be a senior clinical development leader or have other experience and expertise appropriate for the stage of development of the Collaboration Program in the applicable disease area, and at least one of each Party’s members will have operational responsibility for the applicable Collaboration Program. Each Party will designate one of its representatives who is empowered by such Party to make decisions related to the performance of such Party’s obligations under this Agreement to act as the co-chair of the Neurology JDC. The co-chairs will be responsible for overseeing the activities of the Neurology JDC consistent with the responsibilities set forth below in this Section 1.18.31.17.3. Schedule 1.18.3 SCHEDULE 1.17.3 sets forth certain Neurology JDC governance matters agreed to as of the Effective Date. Each Neurology JDC will determine its operating procedures at its first meeting, including the Neurology JDC’s policies for replacement of Neurology JDC members, policies for participation by additional representatives or consultants invited to attend Neurology JDC meetings, and the location of meetings, which will be codified in the written minutes of the first Neurology JDC meeting. Each Party will be responsible for the costs and expenses of its own employees or consultants attending Neurology JDC meetings. If practical, Ionis Isis and Biogen Idec will use reasonable efforts to schedule meetings of each Neurology JDC to take place at the same location and on the same dates as meetings of the CSC and the joint development and steering committees under the IonisIsis/Biogen Additional Preexisting Development Agreements, to maximize the use of each Party’s time, increase information sharing efficiencies and reduce the cost of additional travel, lodging and related expenses. (a).