If such Debtor shall (i) obtain rights to any new patentable inventions, any registered Copyrights or any Patents or Trademarks, or (ii) become entitled to the benefit of any registered Copyrights or any Patents or any registered Trademarks or unregistered Trademarks material to the operations of the business of such Debtor or any improvement on any Patent, the provisions of this Agreement above shall automatically apply thereto and such Debtor shall give to Secured Party prompt written notice thereof. Each Debtor hereby authorizes Secured Party to modify this Agreement by amending Schedules III, IV and V , as applicable, to include any such registered Copyrights or any such Patents and Trademarks. Each Debtor shall have the duty (i) to prosecute diligently any patent, trademark, or service mark applications pending as of the date hereof or hereafter, (ii) to preserve and maintain all rights in the Copyrights, Patents and Trademarks, to the extent material to the operations of the business of such Debtor and (iii) to ensure that the Copyrights, Patents and Trademarks are and remain enforceable, to the extent material to the operations of the business of such Debtor. Any expenses incurred in connection with such Debtor’s obligations under this Section 4.1(f) shall be borne by such Debtor. Except for any such items that a Debtor reasonably believes (using prudent industry customs and practices) are no longer necessary for the on-going operations of its business, no Debtor shall abandon any material right to file a patent, trademark or service mark application, or abandon any pending patent, trademark or service mark application or any other Copyright, Patent or Trademark without the prior written consent of Secured Party, which consent shall not be unreasonably withheld.