premise: 2. Notwithstanding the above, Proprietary Inform on shall not include information  (a) which is in or comes into the public domain or may be derived from information which is in or comes into the public domain through a source other than the Party receiving the information or its Affiliates;  (b) is already in the possession of the Party receiving the information prior to receiving it from the other party; or  (c) which becomes known to the party receiving the information through a source that it believes is not subject to a confidentiality agreed with or other obligation of secrecy to the other Party and such source is not subject to any other prohibition against transmitting the information.