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United States Court of Appeals for the Federal Circuit 
 
2007-1130 
(Serial No. 08/833,892) 
 
 
IN RE BERNARD L. BILSKI  
and RAND A. WARSAW 
 
 
 
Appeal from the United States Patent and Trademark Office, Board of Patent Appeals 
and Interferences. 
 
__________________________ 
 
DECIDED:  October 30, 2008 
__________________________ 
 
Before MICHEL, Chief Judge, NEWMAN, MAYER, LOURIE, RADER, SCHALL, 
BRYSON, GAJARSA, LINN, DYK, PROST, and MOORE, Circuit Judges. 
 
Opinion for the court filed by Chief Judge MICHEL, in which Circuit Judges LOURIE, 
SCHALL, BRYSON, GAJARSA, LINN, DYK, PROST, and MOORE join.  Concurring 
opinion filed by Circuit Judge DYK, in which Circuit Judge LINN joins.  Dissenting 
opinion filed by Circuit Judge NEWMAN.  Dissenting opinion filed by Circuit Judge 
MAYER.  Dissenting opinion filed by Circuit Judge RADER. 
 
MICHEL, Chief Judge. 
 
Bernard L. Bilski and Rand A. Warsaw (collectively, "Applicants") appeal from the 
final decision of the Board of Patent Appeals and Interferences ("Board") sustaining the 
rejection of all eleven claims of their U.S. Patent Application Serial No. 08/833,892 
("′892 application").  See Ex parte Bilski, No. 2002-2257, 2006 WL 5738364 (B.P.A.I. 
Sept. 26, 2006) ("Board Decision").  Specifically, Applicants argue that the examiner 
erroneously rejected the claims as not directed to patent-eligible subject matter under 
35 U.S.C. § 101, and that the Board erred in upholding that rejection.  The appeal was 
originally argued before a panel of the court on October 1, 2007.  Prior to disposition by