Interference No. 105,114 Paper 173 ARS, N.V. v. CELL GENESYS, INC. June 23, 2004 By facsimile: Counsel for APPLIED RESEARCH SYSTEMS ARS HOLDINGS N.V.: Charles L. Gholz, Esq. OBLON, SPIVAK, McCLELLAND, MAIER& NEUSTADT, P.C. 1940 DUKE STREET Alexandria, Virginia 22314 Fax: 703-413-2220 Counsel for CELL GENESYS, INC.: Steven B. Kelber, Esq. PIPER RUDNICK, LLP 1200 NINETEENTH STREET, N.W. Washington, DC 20036-2430 Fax: 202-223-2085 -3 -Page: Previous 1 2 3Last modified: November 3, 2007