August 4, 2004 VIA HAND DELIVERY Michael Ostrach Kosan Biosciences, Inc. Hayward, CA 94545 Dear Michael:Separation and Consulting Agreement • November 8th, 2004 • Kosan Biosciences Inc • Services-commercial physical & biological research • California
Contract Type FiledNovember 8th, 2004 Company Industry JurisdictionAs we discussed, this letter sets forth the terms of the separation and consulting agreement (the “Agreement”) that Kosan Biosciences Incorporated (the “Company”) is offering to you to aid in your employment transition.
AMENDMENT TO COLLABORATIVE RESEARCH, DEVELOPMENT AND COMMERCIALIZATION AGREEMENTCollaborative Research, Development and Commercialization Agreement • November 8th, 2004 • Kosan Biosciences Inc • Services-commercial physical & biological research
Contract Type FiledNovember 8th, 2004 Company IndustryWHEREAS, Hoffmann-La Roche Inc., a corporation organized and existing under the laws of the State of New Jersey, and F. Hoffmann-La Roche Ltd, a Swiss corporation (collectively, “Roche”), on the one hand, and KOSAN Biosciences, Inc., a corporation organized and existing under the laws of the State of Delaware (“Kosan”), on the other hand, are parties to that Collaborative Research, Development and Commercialization Agreement entered into as of September 19, 2002 (the “Agreement”); and