premise: "Confidential Information" will not include information which the receiving party can establish  (a) was, on the date of this Agreement, generally known to the public; or  (b) became generally known to the public after the date of this Agreement other than as a result of the act or omission of the receiving party; or  (c) was rightfully known to the receiving party prior to that party's leaming or receiving the same from the other party; or  (d) is or was disclosed by the disclosing party to third parties generally without restrictions; or  (e) the receiving party lawfully received from a third party without the third party's breach of agreement or obligation of trust; or 