TEXT OMITTED AND FILED SEPARATELY CONFIDENTIAL TREATMENT REQUESTED UNDER 17 C.F.R. SECTIONS 200.80(b)(4), 200.83 AND 240.24b-2 PATENT RIGHTS PURCHASE AGREEMENT This Patent Rights Purchase Agreement (this "Agreement") is made and entered into as of...Patent Rights Purchase Agreement • June 23rd, 1999 • Gilead Sciences Inc • Biological products, (no disgnostic substances) • Delaware
CERTAIN INFORMATION IN THIS EXHIBIT HAS BEEN OMITTED AND FILED SEPARATELY WITH THE COMMISSION. CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO THE OMITTED PORTIONS. PATENT RIGHTS PURCHASE AGREEMENT This Patent Rights Purchase Agreement (this...Patent Rights Purchase Agreement • March 22nd, 1999 • Gilead Sciences Inc • Biological products, (no disgnostic substances) • Delaware