definiens: shall mean, with respect to a Co - Fundin g Product, the gross amount invoiced for bona fide arms ’ length sales of all units of such C o - Funding Product in the Field by or on behalf of t he Lead Party or its Affiliates or sublicensees ( but excluding di stributors ) to the first Third Party ( including dis tributors ), less the following deductions, consistently applied : ( a ) [ * * * ] ; 13 CERTAIN CONFIDENTIAL PORTIONS OF THIS EXHIBIT WERE OMITTED AND REPLACED WITH . A COMPLETE VERSION OF THIS EXHIBIT HAS BEE N FILED SEPARATELY WITH THE SECRETARY OF THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO AN APPLICATION REQUESTING CONFIDENTIAL TREATMENT PURSU ANT TO RULE 24B-2 PROMULGATED UNDER THE SECURITIES EXCHANGE ACT OF 19 34, AS AMENDED