premise: Such Proprietary  Information shall not include information which  (1) is in or (other than by an act attributable to the Receiving Party) passes into the public domain;  (2) was in the possession of the Receiving Party prior to disclosure thereof by or on behalf of the Disclosing Party;  (3) is disclosed to the Receiving Party by a third party who lawfully possesses such information and who is duly authorized or otherwise entitled to disclose such information;  (4) is disclosed pursuant to the order or requirement of a government body, court or administration agency; or  (5) is independently developed by an employee of the Receiving Party who has not had access to the information disclosed hereunder.