definiens: means the amount recognized by Discovery Labs or an Affiliate, in accordance with U.S. GAAP(or by an Affiliate in accordance with applicable GAAP ), representing the gross amount invoiced byDiscovery Labs or an Affiliate as a result of arms - length, commercial transactions in the Territory on accountof the sale of AEROSURF ( whether based on the AEROSURF System or any Next Generation System(s)),including the sale of related AEROSURF Consumables [ * * * ], less all amounts customarily excluded from thecalculation of net sales by Discovery Labs or its Affiliate, including by way of example, [ * * * ] . For salesdenominated in a currency other than U.S. dollars, the sales shall be converted to U.S. dollars based on acommercially reasonable method in the industry then used by Discovery Labs in the preparation of itsaudited financial statements, consistently applied