EXHIBIT 10.15 THIS COLLABORATIVE RESEARCH AND DEVELOPMENT AGREEMENT (the "Agreement") is made as of the 19th day of January, 2000 (the "Effective Date") BETWEEN TECHNOLOGICAL RESOURCES PTY LIMITED (ACN 002 183 557) through its business unit, Research...Collaborative Research and Development Agreement • March 10th, 2000 • Maxygen Inc • Services-commercial physical & biological research • California
