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Ex Parte Leon

11 Cited authorities

  1. Hybritech Inc. v. Monoclonal Antibodies, Inc.

    802 F.2d 1367 (Fed. Cir. 1986)   Cited 474 times   13 Legal Analyses
    Holding that notebook entries not witnessed until several months to a year after entry did not render them "incredible or necessarily of little corroborative value" under the circumstances and in view of other corroborating evidence

  2. In re Wands

    858 F.2d 731 (Fed. Cir. 1988)   Cited 345 times   44 Legal Analyses
    Holding that whether undue experimentation is required is a "conclusion reached by weighing many factual considerations. . . . includ[ing] the quantity of experimentation necessary, the amount of direction or guidance presented, the presence or absence of working examples, the nature of the invention, the state of the prior art, the relative skill of those in the art, the predictability or unpredictability of the art, and the breadth of the claims."

  3. Enzo Biochem, Inc. v. Calgene, Inc.

    188 F.3d 1362 (Fed. Cir. 1999)   Cited 136 times   3 Legal Analyses
    Holding that a reasonable amount of experimentation does not invalidate a patent, but undue experimentation does invalidate, and holding that the Wands factors, which determine whether a patent's disclosure is insufficient such that the experimentation required would be undue, apply to inter partes litigation

  4. Spectra-Physics, Inc. v. Coherent, Inc.

    827 F.2d 1524 (Fed. Cir. 1987)   Cited 146 times   2 Legal Analyses
    Holding that violation of the best mode requirement is a question of fact dependent upon the patent applicant's intent

  5. In re Oetiker

    977 F.2d 1443 (Fed. Cir. 1992)   Cited 66 times   9 Legal Analyses
    Reversing for "improperly combined" references, because "[i]f examination at the initial stage does not produce a prima facie case of unpatentability, then without more the applicant is entitled to grant of the patent"

  6. Paperless Accounting v. Bay Area Rapid

    804 F.2d 659 (Fed. Cir. 1986)   Cited 22 times
    In Paperless Accounting, Inc. v. Bay Area Rapid Transit System, 804 F.2d 659, 231 USPQ 649 (Fed. Cir. 1986), cert. denied, 480 U.S. 933, 107 S.Ct. 1573, 94 L.Ed.2d 764 (1987), the first Office Action on the merits rejected all claims due to an incomplete and insufficient disclosure.

  7. Application of Marzocchi

    439 F.2d 220 (C.C.P.A. 1971)   Cited 42 times
    Involving the enablement requirement of 35 U.S.C. § 112, first paragraph

  8. In re Strahilevitz

    668 F.2d 1229 (C.C.P.A. 1982)   Cited 9 times

    Appeal No. 81-563. January 15, 1982. J. Philip Polster, St. Louis, Mo., for appellant. Joseph F. Nakamura, Sol., and Fred W. Sherling, Washington, D.C., for Patent and Trademark Office. Appeal from the Patent and Trademark Office Board of Appeals. Before MARKEY, Chief Judge, and RICH, BALDWIN, MILLER and NIES, Judges. MILLER, Judge. The decision of the Patent and Trademark Office ("PTO") Board of Appeals ("board") sustaining the rejection of claims 36-48 as unsupported by an adequate disclosure required

  9. Section 112 - Specification

    35 U.S.C. § 112   Cited 7,422 times   1069 Legal Analyses
    Requiring patent applications to include a "specification" that provides, among other information, a written description of the invention and of the manner and process of making and using it

  10. Section 134 - Appeal to the Patent Trial and Appeal Board

    35 U.S.C. § 134   Cited 99 times   30 Legal Analyses

    (a) PATENT APPLICANT.-An applicant for a patent, any of whose claims has been twice rejected, may appeal from the decision of the primary examiner to the Patent Trial and Appeal Board, having once paid the fee for such appeal. (b) PATENT OWNER.-A patent owner in a reexamination may appeal from the final rejection of any claim by the primary examiner to the Patent Trial and Appeal Board, having once paid the fee for such appeal. 35 U.S.C. § 134 July 19, 1952, ch. 950, 66 Stat. 801; Pub. L. 98-622

  11. Section 1.71 - Detailed description and specification of the invention

    37 C.F.R. § 1.71   Cited 14 times

    (a) The specification must include a written description of the invention or discovery and of the manner and process of making and using the same, and is required to be in such full, clear, concise, and exact terms as to enable any person skilled in the art or science to which the invention or discovery appertains, or with which it is most nearly connected, to make and use the same. (b) The specification must set forth the precise invention for which a patent is solicited, in such manner as to distinguish