definiens: shall mean all inventio ns, discoveries, trade secrets, information, data, formulas, procedures an d results which are useful for the development, registration, manufacturing, u sing or selling of the Compounds or the Licensed Products which are develo ped jointly by at least one ( 1 ) Bukwang employee or person 4 contractually required to assign or license such da ta and know - how to Bukwang and at least one ( 1 ) Triangle employee or person co ntractually required to assign or license such data or know - how to Triangle, during the period beginning on the Effective Date and ending two ( 2 ) years afte r termination or expiration of this Agreement pursuant to Article 15 . All Joint Know - How shall be owned jointly by the parties hereto . Triangle shall have the exclusive right to use such Joint Know - How in the Territory, unless the li cense granted pursuant to Section 2.1 is terminated in a given country or cou ntries of the Territory by Bukwang pursuant to Section 6.3 or 15.2 or by Trian gle pursuant to Section 15.3, in which case, Bukwang shall have a non - exclusive r ight to use the Joint Know - How in such country or countries . Bukwang shal l have the exclusive right to use such Joint Know - How outside the Territory