definiens: shall mean a Primary Royalty Product or a Secondary Royalty Product, and shall be constructed to mean any combination of the foregoing ; has the meaning set out in Clause 6.3 ; or means Liverco or UCLB, or both Liverco and UCLB, as the context requires, including their respective successors in title, permitted assignees and transferees from time to time ( if any ) ; means those professional service fees and costs reasonably charged by a Third Party for th e provision of patent filing, prosecution ( including defending oppositions and interferences ), maintenance and renewal services with respect to the applicable Licensed Patent, including all official fees, charges and surcharges properly incurred in the pro vision of such services, which services are incurred after the applicable Licence in relation to such Licensed Patent comes into force hereunder ; means all patent rights, claims in any patent right, applications for patents and the right t o apply for patent rights in any part of the world including all divisionals, reissues, extensions, substitutions, confirmations, registrations, revalidations, additions, continuations in -part and any supplementary protection certificates or patent term ex tensions and where referred to in the context of a schedule hereto shall include all patent rights from time to time derived from, claiming priority from, issued or granted from those patent rights listed in such schedule ; means ( i ) any Product that is not an Additional Royalty Product ; or ( ii ) excluding a FIX Product or any Additional Royalty Product, any other AAV -directed gene therapy product developed by Liverco, its Affiliates and/or Sub -Licensees hereunder which is indicated for use ( by way of its product label or package insert ) in the treatment of Haemophilia B ; or ( iii ) excluding [ * * ] or any Additional Royalty Product, any other AAV -directed gene therapy product developed by Liverco, its Affiliates and/or Sub - Licensees hereunder w hich is indicated for use ( by way of its product label or package insert ) in the treatment of [ * * ] ; means any Primary Product(s ) ( it being acknowledged that an AAV product ( excluding an Additional Royalty Product ) can potentially fall within more than one of the Primary Product definitions ) which, in the country where sold by Liverco or its Sub -Licensee, such Primary Product : ( i ) would, were it not for the licence granted hereunder, infringe any one or more Valid Claims of any of the Original Licensed Patents in such country ; or, ( ii ) is sold pursuant to a subsisting Marketing Approval granted in that country that at the time of sale has a label indication for the treatment of one or more of the diseases or conditions within the Exclusive Field and acts via a mechanism where in the case of a ( a ) FIX Product or other AAV -directed gene therapy pr oduct indicated for use ( by way of its product label or package insert ) in the treatment of Haemophilia B, it encodes [ * * ] 16 Certain confidential information contained in this document, marked by [ * * ], has been omitted because the information ( i ) is not material and ( ii ) would likely cause competitive harm to the Company if publicly disclosed