In any action at law or in equity to enforce any of the provisions or rights under this Grant Agreement, including any arbitration proceedings to enforce such provisions or rights, the unsuccessful party to such litigation or arbitration, as determined by the court in a final judgment or decree, or by the panel of arbitrators in its award, shall pay the successful party or parties all costs, expenses and reasonable attorneys’ fees incurred by the successful party or parties (including without limitation costs, expenses and fees on any appeals), and if the successful party recovers judgment in any such action or proceeding such costs, expenses and attorneys’ fees shall be included as part of the judgment.