Appeal No. 2003-0766 Application No. 09/266,325 In response to Appellants’ arguments, the Examiner argues that Niwa uses the selected operating system by default for the subsequent session (answer, page 10). The Examiner further asserts that Niwa selects the operating system possessed by the first electronic device as the default operating system and therefore, in a subsequent session, the default operating system is determined by the operating system of that device (answer, page 11). A rejection for anticipation under section 102 requires that the four corners of a single prior art document describe every element of the claimed invention, either expressly or inherently, such that a person of ordinary skill in the art could practice the invention without undue experimentation. See Atlas Powder Co. v. Ireco Inc., 190 F.3d 1342, 1347, 51 USPQ2d 1943, 1947 (Fed. Cir. 1999); In re Paulsen, 30 F.3d 1475, 1478-79, 31 USPQ2d 1671, 1673 (Fed. Cir. 1994). After reviewing Niwa, we agree with Appellants’ assertion (brief, page 6; reply brief, page 3) that Niwa’s selection of the default operating system is not based on the user selection via an interactive menu, but by the operating system that resides on the first electronic device. Niwa relates to operating system optimization in expanded systems wherein a notebook is connected 5Page: Previous 1 2 3 4 5 6 7 8 9 NextLast modified: November 3, 2007