premise: It is further understood that the term "Confidential Information" does not mean and include information which: (a) is or subsequently becomes publicly available without the Receiving Party's breach of any obligation owed to the Disclosing Party; (b) prior to disclosure hereunder is within the possession of the Receiving Party, and was obtained by the Receiving Party from a source not under obligation not to disclose such information or any of its Representatives as defined below. (c) is lawfully received by the Receiving Party from a third party (other than the Disclosing Party) having rights to disseminate without restriction such information and such information is received by the Receiving Party from such third party without notice to the Receiving Party of any restriction against its further disclosure;