Upon a Change in Control or a Change in Ownership, (i) the provisions of Paragraphs 11, 15 and 17 hereof shall become null and void and of no force and effect insofar as they apply to a Participant who has been terminated under the conditions described in Paragraph 21(a) above; and (ii) no action, including, but not by way of limitation, the amendment, suspension or termination of this Plan, shall be taken which would affect the rights of any Participant or the operation of this Plan with respect to any Stock Option or share of Restricted Stock to which the Participant may have become entitled hereunder on or prior to the date of the Change in Control or Change in Ownership or to which he/she may become entitled as a result of such Change in Control or Change in Ownership.