No. 02-1602. DECIDED: August 4, 2003. Appeal from the Court of Appeals, Gajarsa, Circuit Judge. Thomas E. Schatzel, Law Offices of Thomas E. Schatzel, of Los Gatos, California, argued for appellant. Raymond T. Chen, Associate Solicitor, Office of the Solicitor, United States Patent and Trademark Office, of Arlington, Virginia, argued for appellee. With him on the brief were John M. Whealan, Solicitor; and Cynthia C. Lynch, Associate Solicitor. Before LOURIE, GAJARSA, and LINN, Circuit Judges. GAJARSA