definiens: means ( a ) any patent or patent application Controlled, during the term of this Agreement, by Sangamo or by any entity that is a Sangamo Affiliate during the Research Term, in the United States or any foreign jurisdiction, that is reasonably necessary or useful in the Field or otherwise claims the composition of matter, manufacture, or use of ZFP Products ; ( b ) any non - provisional application, addition, continuation, continuation - in - part or division thereof or any substitute application therefor ; ( c ) any patents issuing on any of the foregoing ; ( d ) any reissue, re - examination, extension or patent term extension of any such patent, and any confirmation patent or registration patent or patent of addition based on any such patent ; and ( e ) any foreign equivalent of the foregoing ; including any Sangamo Program Patent . A patent or patent application licensed to Sangamo or a Sangamo Affiliate by a Third Party shall not be a Sangamo Patent unless such patent or patent application is licensed pursuant to a Third Party License and meets the aforementioned criteria for a Sangamo Patent . SangamoPatents identified as of the Effective Date are listed in Exhibit A, which may be updated by Sangamo, from time to time . Sangamo Patents do not include DAS Improvement Patents, DAS Program Patents, or any patents on Improvements made by Sublicensees . In Exhibit A, each Sangamo Patent may be designated as a Field Specific Sangamo Patent or Generally Applicable Sangamo Patent as mutually agreed upon by the Parties