Enforcement. If Catalyst or Mosaic reasonably believes that any Mosaic Platform Improvements or Catalyst IP is infringed or misappropriated in the Territory by a third party with respect to a product that competes with a Product, or is subject to a declaratory judgment action arising from such infringement in the Territory (collectively, “Infringements”), Mosaic or Catalyst (respectively) shall promptly notify the other Party. Catalyst shall have the sole right (but not the obligation) to enforce the Catalyst IP in the Territory with respect to any Infringement, or defend any declaratory judgment action with respect thereto (for purposes of this Section 8.5, an “Enforcement Action”). Mosaic shall reasonably cooperate with Catalyst initiating the Enforcement Action (including joining as a party plaintiff to the extent necessary and requested by Catalyst).

Enforcement. If Catalyst or Mosaic reasonably believes that any Mosaic Platform Improvements or Catalyst IP is infringed or misappropriated in the Territory by a third party with respect to a product that competes with a Product, or is subject to a declaratory judgment action arising from such infringement in the Territory (collectively, “Infringements”), Mosaic or Catalyst (respectively) shall promptly notify the other Party. Catalyst shall have the sole right (but not the obligation) to enforce the Catalyst IP in the Territory with respect to any Infringement, or defend any declaratory judgment action with respect thereto (for purposes of this [Section 8.6], an “Enforcement Action”). Mosaic shall reasonably cooperate with Catalyst initiating the Enforcement Action (including joining as a party plaintiff to the extent necessary and requested by Catalyst). Unless otherwise agreed, all amounts recovered in the Enforcement Action, after reimbursing the Parties for its costs and expenses incurred in such Enforcement Action, shall be treated as Sublicense Income.