Subject to Section 6.3 and the other limitations and exceptions set forth herein and in the Credit Agreement, each Pledgor shall take such further actions, and execute and/or deliver to the Collateral Agent such additional financing statements, amendments, assignments, agreements, supplements, powers and instruments, as the Collateral Agent may in its reasonable judgment request and deem necessary or appropriate in order to create, perfect, preserve and protect the security interest in the Pledged Collateral as provided herein and the rights and interests granted to the Collateral Agent hereunder, to carry into effect the purposes hereof or better to assure and confirm the validity, enforceability and priority of the Collateral Agent’s security interest in the Pledged Collateral or permit the Collateral Agent to exercise and enforce its rights, powers and remedies hereunder with respect to any Pledged Collateral, including the filing of financing statements, continuation statements and other documents (including this Agreement) under the Uniform Commercial Code (or other similar laws) in effect in any jurisdiction in the United States with respect to the security interest created hereby, all in form reasonably satisfactory to the Collateral Agent and in such offices in the United States (including the United States Patent and Trademark Office and the United States Copyright Office) wherever required by law to perfect, continue and maintain the validity, enforceability and priority of the security interest in the Pledged Collateral as provided herein and to preserve the other rights and interests granted to the Collateral Agent hereunder, as against third parties, with respect to the Pledged Collateral. If an Event of Default has occurred and is continuing, the Collateral Agent may institute and maintain, in its own name or in the name of any Pledgor, such suits and proceedings as the Collateral Agent may be advised by counsel shall be necessary or expedient to prevent any impairment of the security interest in or the perfection thereof in the Pledged Collateral. All of the foregoing shall be at the sole cost and reasonable expense of the Pledgors.