premise: Confidential Information does not include, or shall cease to include, information or material that the Recipient can demonstrate by then-contemporaneous written records:  (i) is in the Recipient’s possession at the time of disclosure as shown by the Recipient’s files and records immediately prior to the time of disclosure;  (ii) before or after it has been disclosed to Recipient, becomes part of public knowledge or literature, not as a result of any action or inaction of the Recipient;  (iii) is approved for release by written authorization of the Disclosing Party;  (iv) is disclosed to the Recipient by a third party not in violation of any obligation of confidentiality; or 