definiens: means ( a ) a license agreement entered into, or to be entered into, by and between a Party or its Affiliate or sublicensee, on the one hand, and a Third Party on the other hand, after the Effective Date to license intellectual property of the Third Party that is reasonably necessary or use ful for the Development, Manufacture or Commercialization of an y New Collaboration Compound or Product or ( b ) a license agreement between an Affiliate of a Party t hat becomes an Affiliate of such Party after the Ef fective Date, on the one hand, and a Third Party on the oth er hand, entered into prior to the date that such A ffiliate becomes an Affiliate of such Party, to license inte llectual property of the Third Party that is reason ably necessary or useful for the Development, Manufacture or Comme rcialization of any New Collaboration Compound or Product, except in each case ( ( a ) and ( b ) ) for Othe r Third Party License Agreements