Interference No. 104,096 Attorney for Scadden et al.: Steven B. Kelber OBLON, SPIVAK, McCLELLAND, MAIER & NEUSTADT, P.C. 1755 Jefferson Davis Hwy., 4th Floor Arlington, VA 22202 Attorney for Ullrich et al.: Christopher J. Smith SUGEN, INC. 351 Galveston Dr. Redwood City, CA 94063 -3-Page: Previous 1 2 3Last modified: November 3, 2007