Appeal No. 2004-0893 Application No. 09/124,310 Page 18 WILLIAM H. LOGSDON WEBB ZIESENHEIM BRUENING LOGDSON ORKIN 700 KOPPERS BULIDLING 438 SEVENTH AVENUE PITTSBURGH, PA 15219-1818Page: Previous 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 NextLast modified: November 3, 2007