definiens: means each separate class of products within a program [ * * ], where there is an initial class of products ( i.e. a Licensed Product with certain GeneTarget modifications and directed to certain Protein Targets ) and whether asubsequent product is a new class of Licensed Products resulting in additionalmilestones under Section 6.5 shall be determined as follows : ( a ) any new GeneTarget modification done under the Research Program is a new class of LicensedProduct within the applicable program, and ( b ) if there is not a new Gene Targetmodification, but there is [ * * ] that targets a Protein Target ( and that Protein Target wasnot targeted in a previous class of Licensed Product within the same program [ * * ] forwhich the milestones under Section 6.5 were paid ), then ( i ) if the Licensed Product isto be approved for the same indication as the prior Licensed Product, then suchLicensed Product is not a new class and no new milestones accrue underSection 6.5, or ( ii ) if the Licensed Product will be approved for a new indicationcompared to the prior Licensed Product, then the Licensed Product is a new class ofLicensed Product under the applicable program and additional milestones will accrueunder Section 6.5