definiens: means a license to make and sell commercial quantities of Licensed Products outside the Field, or an exclusive rightto market and distribute Licensed Products outside the Field in one or more given countries ; provided, however, that a licenseto manufacture Licensed Products for supply to [COMPANY] or a licensee of [COMPANY] which license does not permit resale to the publicgenerally shall not be deemed a Commercial License . As between [COMPANY] and [COMPANY], [COMPANY] shall be responsible for and shallpay all patent expenses for prosecution and maintenance of patents that are primarily related to Licensed Products outside theField ( including related formulation patents ) . With respect to Primary [COMPANY] Patent Rights for which [COMPANY] controlsprosecution as described above, [COMPANY] agrees to use reasonable efforts to file divisional applications for the purpose ofsegregating those claims that are primarily related to the Licensed Products outside the Field into separate patent applicationsfor which, as described in the preceding sentence, [COMPANY] may ( as between the Parties ) control prosecution and maintenance . Inthe event that [COMPANY] obtains an option or license for Licensed Products outside the Field, the Parties shall agree uponappropriate treatment of patent costs for patents outside the Field at that time