premise: 7.2. Upon expiration or termination of this Agreement, whichever occurs first, RECIPIENT will immediately cease any and all disclosures or uses of Confidential Information and, upon request by DISCLOSING PARTY, all such information obtained from DISCLOSING PARTY, and all originals, copies, reproductions and summaries of the Confidential Information, and all other tangible materials and devices provided to RECIPIENT as Confidential Information will be delivered and returned to DISCLOSING PARTY or, at the DISCLOSING PARTY's option, destroyed and/or erased (where held electronically) within fifteen (15) days from the expiration or termination of this Agreement, provided however that RECIPIENT shall be entitled to retain one (1) copy of the Confidential Information solely for legal archiving purposes in a secure location .