definiens: or shall mean the sale, transfer, exchange, or other disposition of Licensed Produc ts whether by gift or otherwise, by BUKWANG, its Affil iates or any other 3 person authorized by BUKWANG . For the purposes of t his Agreement, the following activities shall not b e deemed a Sale : ( a ) the provision of Licensed Produc ts, prior to the approval of Licensed Products in a country and pursuant to a requirement issued by the appropr iate governmental agency in that country, for consu mption by or administration to persons for humanitarian pu rposes or compassionate use, ( b ) the provision of L icensed Products for use in clinical trials, or ( c ) the pro vision of samples of Licensed Products without char ge by BUKWANG for promotional purposes . Sales of Licensed Products shall be deemed consummated upon the firs t to occur of : ( a ) receipt of payment from the purcha ser ; ( b ) delivery of Licensed Products to the purch aser or a common carrier ; ( c ) release of Licensed Products fr om consignment ; ( d ) if deemed Sold by use, when fir st put to such use ; or ( e ) if otherwise transferred, exchange d, or disposed of whether by gift or otherwise when such transfer, exchange, gift, or other disposition occu rs