298 F.3d 1290 NEW RAILHEAD MANUFACTURING, L.L.C., Plaintiff-Appellant,v.VERMEER MANUFACTURING COMPANY, and Earth Tool Company, L.L.C., Defendants-Appellees. No. 02-1028. United States Court of Appeals, Federal Circuit. July 30, 2002. Rehearing En Banc Denied September 25, 2002. Roy W. Hardin, Locke, Liddell & Sapp, LLP, of Dallas, Texas, argued for plaintiff-appellant. Jon R. Trembath, Merchant & Gould […]