definiens: means, with respect to the [COMPANY] Co - Co Program, ( a ) all Jounce IP ( including any Background IP ) Controlled by Jounce and/or its Affiliates as of the [COMPANY] L ead Effective Date or at any time thereafter during the Co - Co Term, ( b ) Jounce ’s interest in Joint Collabo ration IP, and ( c ) Jounce ’s interest in Collaboration IP ( to t he extent not included in Jounce IP ), for each of ( a ), ( b ) and ( c ) solely to the extent that it is related to and/ or reasonably necessary for the Development, Manufa cture and/or Commercialization of the Co - Co Candidate, Co - Co Pro ducts and/or related Co - Co Diagnostic Products including any such Patents that Cover any Co - Co Can didate, Co - Co Product and/or related Co - Co Diagnost ic Product ( )