premise: This Agreement imposes no obligation upon Recipient with respect to information that:  (a) was rightfully in Recipient’s possession before receipt from the Disclosing Party;  (b) is or becomes a matter of public knowledge through no fault of Recipient;  (c) is rightfully received by Recipient from a third party without a duty of confidentiality;  (d) is disclosed by Disclosing Party to a third party without duty of confidentiality on the third party;  (e) is independently developed by Recipient; 