WYETH ACTING THROUGH ITS WYETH PHARMACEUTICALS DIVISION 500 Arcola Road Collegeville, Pennsylvania 19426 USALetter Agreement • March 26th, 2007 • Trubion Pharmaceuticals, Inc • Pharmaceutical preparations
This letter agreement (the “Letter Agreement”) constitutes Amendment No. 1 to the Agreement referred to above. Capitalized terms used but not defined herein shall have the meanings set forth in the Agreement. Trubion and Wyeth desire to amend the Agreement as set forth herein, for purposes that pertain to, among other things, the transfer of proprietary materials from Wyeth to Trubion for use in connection with the Research Program, activities related to process development and manufacturing in connection with the Agreement, and other activities mutually agreed upon in writing by the Parties. This Letter Agreement sets forth the agreement of Trubion and Wyeth with respect to such amendment.
