SRI International, Inc. v. Internet Security Systems, Inc., 511 F.3d 1186 (Fed. Cir. 2008), was a patent infringement case which determined whether technical documents placed on a company's FTP server could be considered prior art as defined by 35 U.S.C. § 102(b). The United States District Court for the District of Delaware had held four of SRI International's patents invalid due to prior art considerations.