definiens: ) . As used in t he preceding sentence, means that uniQure and its Affiliates may also exercise such Developm ent rights in accordance with this Agreement, but that uniQure shall not grant any such rights to any Thir d Party in the Territory . Improvements that are ( i ) Controlled by uniQure or its Affiliates and ( ii ) necessary or useful to co - Develop, use or Commercialize the Product in the Fi eld in the Territory, shall be deemed part of the L icensed Technology and included in the License . uniQure sha ll promptly disclose to Chiesi all Improvements tha t are Developed by uniQure or its Affiliates ( alone or in collaboration with Chiesi or its Affiliates ) durin g the Term and that are necessary or useful to co - Develop, use or Commercialize the Product in the Field in the T erritory