definiens: means those of the [COMPANY] Patent Rights ( excluding any Patent Rights solely owned by a ThirdParty and licensed hereunder pursuant to a Current Licence to the extent [COMPANY] has no enforcement rights in the Field in respect of thesame ) and Patent Rights Covering [COMPANY] Improvements that are material to and used by [COMPANY], its Affiliates or its or their licenseesin connection with the Development or Commercialization of products outside the Field ( excluding those Patent Rights and countries forwhich [COMPANY] is paying for maintenance or Prosecution Proceedings pursuant to Section 7.3.1 ) . Once any such product is Commercialized, aPatent Right shall be regarded as for such product if the Manufacturing or sale of such product would, but for the ownership of orlicence to the applicable Patent Right, infringe such Patent Right . The Core [COMPANY] Patent Rights identified at the time of the ExecutionDate are designated as such in Schedule 9.3.4