Common use of Payment; Reports Clause in Contracts

Payment; Reports. After the First Commercial Sale of a Product on which royalties are required to be paid hereunder, DYAX shall make quarterly written reports to XOMA within thirty (30) days after the end of each calendar quarter, stating in each such report, by country, the number, description, and aggregate Net Sales of each Product sold during the calendar quarter. XOMA shall treat all such reports as Confidential Information of DYAX. Concurrently with the making of such reports, DYAX shall pay XOMA the amounts specified in Section 4.2 hereof.