definiens: or shall mean the sale, transfer, exchange, or other disposition of Licensed Products whether by gift or otherwise, by BUKW ANG, its Affiliates or any other CONFIDENTIAL TREATMENT REQUESTED BY PHARMASSET, INC . 3 lO.2·1A3 person authorized by BUKWANG . For the purposes of this Agreement, the following activities shall not be deemed a Sale : ( a ) the provision of Licensed Products, prior to the approval of Licensed Products in a country and pursuant to a requirement issued by the appropriate governmental agency in that country, for consumption by or administration to persons for humanitarian purposes or compassionate use, ( b ) the provision of Licensed Products for use in clinical trials, or ( c ) the provision of samples of Licensed Products without charge by BUKWANG for promotional purposes . Sales of Licensed Products shall be deemed consummated upon the first to occur of : ( a ) receipt of payment from the purchaser ; ( b ) delivery of Licensed Products to the purchaser or a common carrier ; ( c ) release of Licensed Products from consignment ; ( d ) if deemed Sold by use, when ftrst put to such use ; or ( e ) if otherwise transferred, exchanged, or disposed of whether by gift or otherwise when such transfer, exchange, gift, or other disposition occurs