definiens: means, on a product - by - product, country - by - country basis with respect to Licensed Products in a Field of Use other than for treating FH, the peri od commencing on the date of the first Sale of such Licensed Product and ending on the date the Licensed Product ceases to be covered by a valid claim ( issued or p ending ) of the Patent Rights . With respect to Licensed Product s for treating FH, means, on a produ ct - by - product, 2 CONFIDENTIAL TREATMENT REQUESTED Final Execution Copy country - by - country basis, the period commencing on date of the first Sale of such Licensed Product for treating FH and ending on the later of : ( i ) the date the Lic ensed Product for treating FH ceases to be infringe d or covered by a valid claim ( issued or pending ) of the Patent Rights, and ( ii ) seven ( 7 ) years following the firs t Sale of such Licensed Product for treating FH