premise: Confidential Information does not include information which: (a) was publicly known at the time of Owner's communication thereof to Recipient, or which subsequently becomes publicly known through no fault of Recipient; (b) was in the possession of Recipient prior to its being communicated to Recipient by Owner; (c) becomes available to Recipient on a non-confidential basis from a source other than Owner, provided that such source is not bound by any obligation of confidentiality to Owner with respect to such information; or  (d) was independently developed by Recipient without reference to the Confidential Information communicated by Owner.