definiens: means ( a ) with respect to DICERNA, all tangible em bodiments of DICERNABackground DDS Technology, DICERNA Background Dicer Substrate Technology and DICERNA Program Technolog y(b ) with respect to KHK, all tangible embodiments o f KHK [ * * * ] DDS Technology and KHK Program Technolo gy and ( c ) withrespect to each Party, any and all inventions, Know -How, and data and shall include, without limitatio n, information relatingto research and development plans, experiments, res ults and plans, compounds, therapeutic leads, candi dates and products, clinical and preclinical data, trade secrets and ma nufacturing, marketing, financial, regulatory, pers onnel and other businessinformation and plans, all scientific, clinical, re gulatory, marketing, financial and commercial infor mation or data, whethercommunicated in writing, orally or by any other mea ns, and which is disclosed or provided by or on beh alf of such Party ( the ) to the other Party ( the ) in connection with this Agreement . Confidential I nformationwill not include information that:(a ) is known by the Receiving Party at the time of its receipt, and not through a prior disclosure by the DisclosingParty, as documented by written records;(b ) is properly in the public domain through no fau lt of the Receiving Party;(c ) is subsequently disclosed to the Receiving Part y by a Third Party who may lawfully do so and is no t under anobligation of confidentiality to the Disclosing Par ty ; or(d ) is developed by the Receiving Party independent ly of Confidential Information received from the Di sclosingParty, as documented by written records