definiens: means the amount invoiced o r otherwise billed by Licensee or its Affiliates or sublicensees for sales or other commercial disposit ion of Licensed Products to all Third Party purchas ers ( the ), commencing on the First Com mercial Sale, less the following ( to the extent inc luded in such billing or otherwise actually allowed or incur red with respect to such sales ): ( 1 ) * * * and * * * a ctually allowed ; ( 2 ) * * * and * * * ( including, but not limite d to, * * * and * * * ) ; ( 3 ) * * * and * * * for and separat ely * * * on the * * * or other * * * in the * * * of * * *, and ( 4 ) * * *, other * * * and * * * to * * * actually * * * and * * * on t he * * * or other * * * in the * * * of * * *