definiens: means, with respect to the Jounce Co - Co Program, ( a ) all Jounce IP ( including any Background IP ) Controlled by Jounce and/or its Affiliates as of the Jounce Lead Effecti ve Date or at any time thereafter during the Co - Co Term, ( b ) J ounce ’s interest in Joint Collaboration IP, and ( c ) Jounce ’s interest in Collaboration IP ( to the extent not inc luded in Jounce IP ), for each of ( a ), ( b ) and ( c ) s olely to the extent that it is related to and/or reasonably nece ssary for the Development, Manufacture 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 Candidate, Co - Co Product and/or related Co - C o Diagnostic Product ( )