definiens: shall mean, with respect to each Covered Product sold in a country, the period of time commencing on the First Commercial Sale in such country and ending on the date of expiration of the last Valid Claim of any Patent included in the TOPOTARGET Licensed Technology, or the TOPOTARGET Collaboration Technology, or the Joint Collaboration Technology in such country which is directed to the composition of matter or use in the Field of such Covered Product or a pharmaceutical preparation containing such Covered Product, or which is directed to a manufacturing process actually used for the manufacture of such Covered Product ; provided, however, that in any country where only Valid Claims of such manufacturing process patents remain, the Royalty Term shall end on the last day of the fIrst calendar quarter in which units of generic versions of the Covered Product sold in such country equal or exceedl ten percent ( 10%)\ of all units of Covered Product sold in such country