Appeal No. 96-2994 Application 08/282,413 new relative positions of said first object and said second object as a result of the relative movement of said first object and said second object to movement of a viewer within said virtual reality environment by selectively obscuring said first object and said second object according to the relative position of said first object and said second object in said virtual reality environment to an observation point of said viewer in said virtual reality environment. The examiner relies on the following references: Corthout et al. (Corthout) 4,631,690 Dec. 23, 1986 Bentley, “Multidimensional Binary Search Trees Used for Associative Searching,” Communications of the ACM, Volume 18, Number 9, Sept. 1975, pages 509-517. Fuchs et al. (Fuchs), “Near Real-Time Shaded Display of Rigid Objects,” Computer Graphics, Volume 17, Number 3, July 1983, pages 65-72. Claims 1-26 stand rejected under 35 U.S.C. § 103. As evidence of obviousness the examiner offers Corthout in view of Bentley or Fuchs. Rather than repeat the arguments of appellants or the examiner, we make reference to the briefs and the answer for the respective details thereof. OPINION We have carefully considered the subject matter on 3Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 3, 2007