5.5 Intellectual Property.

(a) Except as set forth on Schedule 5.5(a), Moore owns exclusively all right, title and interest in and to the MSD Patents, free and clear of any and all Liens, encumbrances or other adverse ownership claims, and Moore has not received any notice or claim challenging Moore's ownership of the MSD Patents or suggesting that any Person, other than TPL and Moore, has any claim of legal or beneficial ownership with respect thereto, nor, to Moore's knowledge, is there a reasonable basis for any claim that Moore does not have such good and valid title to the MSD Patents.