definiens: shall mean the period beginning on the Effective Date and ending on the latest to occur of ( 1 ) the date on which the Parties are no longer collaborating and performing development work under the Work Plan for Project I, ( 2 ) the date on which the Parties are no longer collaborating and performing development work under the Work Plan for Project 2, ( 3 ) the date on which the Parties are no longer collaborating and performing development work under the Work Plan for Project 3, and ( 4 ) the date on which [COMPANY] is no longer subject to Minimum Purchase Requirements during the Term or any other minimum purchase requirements during any Renewal Term . ] I J = CERTAIN CONFIDENTIAL JNFORMAnoN CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, IS PILED WITH mE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 14B ~ l OF THE SECURITIES EXCHANCE ACT OF 1934, AS AMEND£D .23, ~