Common use of Before Option Exercise Clause in Contracts

Before Option Exercise. Before Option exercise, subject to Section 7.2.3 and Section 7.2.4, at Isis’ expense, Isis will control and be responsible for all aspects of the Prosecution and Maintenance of all (x) Brain Shuttle Collaboration Patents solely-owned by Isis that are necessary or useful to Develop or Commercialize a Product eligible to be licensed to Roche under Section 4.1.1 and are not necessary or useful to develop or commercialize products that are not Products (each, an “Isis Product-Specific Brain Shuttle Collaboration Patent”), and (y) Isis Product-Specific Patents, and will use commercially reasonably efforts to Prosecute and Maintain such Patent Rights.

Before Option Exercise. Before Option exercise, subject to Section 7.2.3 and Section 7.2.4, at Isis’ expense, Isis will control and be responsible for all aspects of the Prosecution and Maintenance of all (x) Brain Shuttle Collaboration Patents solely-owned by Isis ▇▇▇▇ that are necessary or useful to Develop or Commercialize a Product eligible to be licensed to Roche under Section 4.1.1 and are not necessary or useful to develop or commercialize products that are not Products (each, an “Isis Product-Specific Brain Shuttle Collaboration Patent”), and (y) Isis Product-Specific Patents, and will use commercially reasonably efforts to Prosecute and Maintain such Patent Rights.