Ex parte Kresge et al.

4 Cited authorities

  1. In re Durden

    763 F.2d 1406 (Fed. Cir. 1985)   Cited 20 times
    In Durden, however, the PTO examiner denied the appellants' claim directed toward the process of making the novel compounds.
  2. In re Ochiai

    71 F.3d 1565 (Fed. Cir. 1995)   Cited 8 times   2 Legal Analyses

    No. 92-1446. December 11, 1995. Harold C. Wegner, Foley Lardner, of Washington, D.C., argued for appellant. With him on the brief were Herbert I. Cantor and Douglas P. Mueller. Of counsel was Don J. Pelto. Fred E. McKelvey, Solicitor, Office of the Solicitor, of Arlington, Virginia, argued for appellee. Nancy J. Linck, Solicitor, of Arlington, Virginia, Lee E. Barrett, Associate Solicitor, John W. Dewhirst, Associate Solicitor, Albin F. Drost, Deputy Solicitor and Richard E. Schafer, Associate Solicitor

  3. In re Pleuddemann

    910 F.2d 823 (Fed. Cir. 1990)   Cited 2 times   1 Legal Analyses

    No. 89-1510. August 3, 1990. Timothy W. Hagan (argued), Killworth, Gottman, Hagan Schaeff, Dayton, Ohio, for appellant. With him on the brief, was Richard A. Killworth. Also on the brief, were Alexander Weitz and Robert L. McKellar, Dow Corning Corp., Midland, Mich., of counsel. Richard E. Schafer (argued), Associate Sol., Office of Sol., Arlington, Va., for appellee. With him on the brief, was Fred E. McKelvey, Sol. Appeal from the United States Patent and Trademark Office Board of Patent Appeals

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

    35 U.S.C. § 103   Cited 6,172 times   492 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."