July 30, 2009 Array BioPharma Inc. Boulder, Colorado 80301 Re: Drug Discovery Collaboration Agreement Ladies/Gentlemen:Drug Discovery Collaboration Agreement • November 2nd, 2009 • Array Biopharma Inc • Pharmaceutical preparations
Reference is made to that certain Drug Discovery Collaboration Agreement between Array BioPharma Inc. (“Array”) and Genentech, Inc. (“Genentech”), effective as of December 22, 2003, which was subsequently modified by a Letter Agreement, dated October 11, 2004, and amended by a First Amendment, dated May 20, 2005, a Second Amendment, dated October 1, 2005, a Third Amendment, dated April 2, 2007, a Fourth Amendment, dated July 25, 2008, and a Fifth Amendment, dated September 1, 2008 (collectively, the “Agreement”). All capitalized terms used in this letter agreement (“Letter Agreement”), which is effective as of January 29, 2009, shall have the meanings defined in the Agreement unless otherwise defined herein.
