Ex parte Leibowitz

3 Cited authorities

  1. In re Sernaker

    702 F.2d 989 (Fed. Cir. 1983)   Cited 73 times
    Stating that the district court could also determine whether the prior art offers a motivation to combine based on "whether a combination of the teachings of all or any of the references would have suggested (expressly or by implication) the possibility of achieving further improvement by combining such teachings along the line of the invention in suit"
  2. Application of Warner

    379 F.2d 1011 (C.C.P.A. 1967)   Cited 22 times   1 Legal Analyses

    Patent Appeal No. 7822. June 29, 1967. Richard E. Warner, for appellants. Joseph Schimmel, Washington, D.C. (Jere W. Sears, Washington, D.C., of counsel), for the Commissioner of Patents. Before WORLEY, Chief Judge, RICH, SMITH, and ALMOND, Judges, and WILLIAM H. KIRKPATRICK. Senior District Judge, Eastern District of Pennsylvania, sitting by designation. SMITH, Judge. This is an appeal from the decision of the Board of Appeals affirming the examiner's rejection of the appealed claims under 35 U

  3. Section 103 - Conditions for patentability; non-obvious subject matter

    35 U.S.C. § 103   Cited 6,130 times   479 Legal Analyses
    Holding the party seeking invalidity must prove "the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains."