definiens: means any Stent or Stent System that is first sold commercially on or after the Effective Date and suchfirst commercial sale is a bona fide sale by BSC or a BSC Subsidiary ( as defined in Section 5.1(c ) ), for its own account and not as a distributor, marketing agent or contract manufacturer . Stents first sold commercially, after the Effective Date, by an entity that is at the time of first commercialsale not a BSC Subsidiary but that becomes a BSC Subsidiary after the date of first commercial sale, shall be considered to be Qualified FutureStents from the date such entity becomes a BSC Subsidiary ( a Stent which is a Qualified Future Stent under this sentence is a ) . For purposes of clarity, Qualified Future Stents include Stents the first commercial sale of which occurs after the Effective -9- Date and is a bona fide sale by an entity ( for its own account and not as a distributor, marketing agent or contract manufacturer ) that at the time ofsuch sale is a BSC Subsidiary but is not at the Effective Date a BSC Subsidiary