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United States Court of Appeals for the Federal Circuit 
(Serial No. 08/833,892) 
Hanson, The Webb Law Firm, of Pittsburgh, Pennsylvania, argued for 
appellants.   With him on the brief were Richard L. Byrne and Nathan J. Prepelka. 
Chen, Associate Solicitor, Office of the Solicitor, United States Patent 
and Trademark Office, of Arlington, Virginia, argued for the Director of the United States 
Patent and Trademark Office.  With him on the brief were James A. Toupin, General 
Counsel,  Stephen Walsh, Acting Solicitor, and Thomas W. Krause, Associate Solicitor.  Of 
counsel on the brief were Jeffrey S. Bucholtz, Acting Assistant Attorney General, John J. 
Fargo, Director, Intellectual Property Staff, Commercial Branch, and Scott R. McIntosh and 
Mark R. Freeman, Attorneys, Appellate Staff, Civil Division, United States Department of 
Justice, of Washington, DC. 
John F. Duffy, Fried, Frank, Harris, Shriver & Jacobson LLP, of Washington, DC, 
argued for amicus curiae Regulatory Datacorp, Inc.  Of counsel on the brief were Thomas 
S. Biemer, Steven I. Wallach, and Philip J. Foret, Dilworth Paxson LLP, of Philadelphia, 
Pennsylvania; and John A. Squires, Goldman, Sachs & Co., of New York, New York. 
William F. Lee, Wilmer Cutler Pickering Hale and Dorr LLP, of Boston, 
Massachusetts, argued for amici curiae Financial Services Industry, Bank of America, et 
al., and for all other amici.  With him on the brief for Financial Services Industry, Bank of 
America, et al., were Randolph D. Moss, Donald R. Steinberg, and Felicia H. Ellsworth, 
and Seth P. Waxman, of Washington, DC. 
J. Michael Jakes, Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P., of 
Washington, DC, for amicus curiae Accenture.   With him on the brief were Erika H. Arner 
and Ronald E. Myrick, and Denise W. DeFranco, of Cambridge, Massachusetts.  Of 
counsel on the brief was Wayne P. Sobon, Accenture, of San Jose, California.   
Christopher A. Hansen, American Civil Liberties Union Foundation, of New York, 
New York, for amicus curiae American Civil Liberties Union.