premise: Proprietary Information does not include, however, information that  (i) was or becomes available to the Receiving Party on a non-confidential basis from a source other than the Disclosing Party or any of its Representatives, which source the Receiving Party does not know, after reasonable inquiry, to be in violation of any legal duty or obligation owed to the Disclosing Party or any of its Representatives with respect to such information,  (ii) was or becomes generally available to the public (other than as a result of a breach by the Receiving Party or its Representatives of this Agreement or a violation by the Receiving Party or its Representatives of any other non-use or confidentiality obligation),  (iii) was previously in the possession of the Receiving Party, or  (iv) was independently developed by the Receiving Party or any of its Representatives without reference to the