Appeal No. 95-0347 Application 08/056,681 Oil Co., 814 F.2d 628, 631, 2 USPQ2d 1051, 1053 (Fed. Cir.), cert. denied, 484 U.S. 827 (1987). Moreover, the examiner has the initial burden of establishing prima facie anticipation by coming forward with evidence tending to disprove novelty. In re Wilder, 429 F.2d 447, 450, 166 USPQ 545, 548 (CCPA 1970). A prima facie case means the evidence of prior art would reasonably allow the conclusion the examiner seeks and compels such a conclusion if the applicant produces no evidence or argument to rebut it. In re Spada, 911 F.2d at 707 n.3, 15 USPQ2d at 1657 n.3 (Fed. Cir. 1990). We agree with the appellants that the examiner has not established prima facie anticipation. The claims recite a field effect transistor, not a thyristor. A thyristor is a semiconductor device having at least three junctions (The New IEEE Standard Dictionary of Electrical and Electronic Terms, Fifth Ed., 1993, at page 1372 / page attached), and should not be confused with a field effect transistor (Semiconductor Devices, Heathkit-Zenith Educational Systems, 1978, at page 8-3 / page attached). The examiner does 4Page: Previous 1 2 3 4 5 6 7 8 9 NextLast modified: November 3, 2007