Each Secured Loan Party owns, or hold licenses in, all trademarks, trade names, copyrights, patents, and licenses that are necessary to the conduct of its business as currently conducted, and attached hereto as Schedule 4.13 to the Disclosure Letter (as updated from time to time) is a true, correct, and complete listing of (a) all material trademarks, trade names, copyrights, patents, and licenses as to which any Designated Loan Party is the owner or is an exclusive licensee and (b) all federally registered trademarks of any Plant Loan Party; provided , however , that Borrowers may amend Schedule 4.13 to the Disclosure Letter to add additional intellectual property so long as such amendment occurs by written notice to Agent not less than 30 days after the date on which the applicable Secured Loan Party acquires any such property after the Closing Date at the time that Borrowers provide Compliance Certificate pursuant to Section 5.1 .