definiens: ( as defined in Article 3.06 ) . It is agreed that Licensee shall not agree toreceive anything of value in lieu of cash payments in consideration for any sublicense without the express prior writtenpermission of DUKE, such permission not to be unreasonably withheld, provided that such permission may be conditionedupon mutual agreement concerning the manner in which DUKE shall be paid its [ * * * ] percent [ * * * ] share of suchconsideration under this paragraph ( b ) and ( ii ) DUKE shall not, as a condition to such permission, require the payment orprovision to DUKE of more than [ * * * ] percent [ * * * ] of such non - cash consideration unless mutually agreed upon by bothLicensee and DUKE . DUKE shall provide Licensee notice of its approval or denial of such non - cash consideration within areasonable period of time of any written request for such approval by Licensee