definiens: means any and all Know - How generated or developed in theDevelopment Program from any Development activities performed by ( directly ) or on behalf of ( by any Affiliates, ThirdParty sublicensees, or Third Party subcontractors of ) either or both of the Parties or from any Post Marketing Studiesof Licensed Product performed by or on behalf of [COMPANY] hereunder, which Know - How directly relates to anyAchillion Single API or Licensed Product, including for purposes of illustration : any Development Program Inventions;Data and other information relating to any form of an [COMPANY] Single API or Licensed Product, any method of usingan [COMPANY] Single API or Licensed Product, any process or material for Manufacturing, formulating, or delivering anAchillion Single API or Licensed Product, any companion diagnostic for use in Developing or Commercializing aLicensed Product in the Field, any material or process for making an [COMPANY] Single API or Licensed Product, anymethod of using, testing, or characterizing an [COMPANY] Single API or Licensed Product ; and any data and otherinformation contained in any Regulatory Filings relating to any Licensed Product . For clarity, Development ProgramKnow - How includes all as defined in the Prior DDI Study Agreement, including anydeveloped before the Effective Date hereof, but excludes all [COMPANY] Background Know - How and JanssenBackground Know - How that does not constitute such Collaboration Know - How under the Prior DDI Study Agreement