definiens: means, in any written or electronic form, all ( a ) books and records to the extent [ * ] related to a Product or to the Product Business ( other than the Regulatory Documentation ) and to the extent in thepossession or control of Merck Serono or any of its Affiliates and reasonably necessary to Exploit a Product asExploited, or expected to be Exploited, by or on behalf of Merck Serono as of the Transfer Time, including customerlists, vendor and supplier lists and correspondence, and training materials, and ( b ) of the following items to the extentrelated to a Product : ( i ) copies of all applicable technical reports, including characterization reports and developmentreports, ( ii ) data contained in laboratory notebooks related to a Product, and ( iii ) batch documentation ( including copiesof executed batch records and disposition packages ) for the Inventory . Product Records shall not include ( x ) humanresources and any other employee books and records, ( y ) any financial, Tax and accounting records to the extent notrelated to a Product, and ( z ) any items to the extent Law prohibits their transfer