Federal Circuit December 2002 casesIn re BassSantana-Venegas v. PrincipiCook v. PrincipiFavreau v. U.S.Metric Constructors, Inc. v. U.S.Halpern v. PrincipiMaher v. U.S.Liesegang v. Secretary of Veterans AffairsElan Pharmaceuticals, Inc. v. Mayo Foundation for Medical Education & Research