definiens: means all Know - How and Patent Rights now or in the future owned or licensed by [COMPANY] or its Affiliates thatrelate to RNAi technology, products or processes, including ( a ) the general structure, architecture, or design of nucleic acid based molecules whichengage RNAi mechanisms in a cell ; ( b ) chemical modifications of nucleic acids ( including any modification to the base, sugar or internucleosidelinkage, nucleotide mimetics, and any end modifications ) which do not abolish the RNAi activity of the nucleic acid molecules in ( a);(c ) manufacturing techniques for the nucleic acid based molecules or chemical modifications of ( a ) and ( b ) ; and ( d ) all uses or applications of nucleicacid based molecules or chemical modifications in ( a ) or ( b ) ; but excluding Patents which relates solely to ( i ) a specific Target or small group ofTargets ; or ( ii ) delivery technologies which may be broadly employed for delivery of nucleic acid based molecules