definiens: means the gross amount invoiced by Licensee, its Affiliate or its sublicensee for sales of Licensed Products to any Third Party ( and in all cases amounts actually received to the extent not invoiced ), less any ( a ) normal trade, cash and quantity discounts actually allowed, including charge backs ; ( b ) amounts allowed for returned or defective Licensed Products ; ( c ) insurance and transportation charges to the extent included in the invoiced amount ; and ( d ) custom duties, V AT, sales taxes or other governmental charges paid in connection with such sales ( but excluding what is commonly known as income taxes ) . Any of the deductions listed above that involves a payment by Licensee, its Amliate or sublicensee will be taken as a deduction in the calendar quarter in which the payment is actually made by such entity ; provided, however, to the extent that the aggregate of such deductions in any calendar quarter for a Licensed Product exceeds the gross amount invoiced by Licensee, its Affiliate or its sublicensee for sales of such Licensed Product, then Licensee may carry forward any excess amounts and reduce the gross amounts invoiced in connection with the applicable sale of Licensed Products in one or more subsequent calendar quarter(s )