Ex Parte Purcell et al

15 Cited authorities

  1. KSR International Co. v. Teleflex Inc.

    550 U.S. 398 (2007)   Cited 1,547 times   185 Legal Analyses
    Holding that, in an obviousness analysis, "[r]igid preventative rules that deny factfinders recourse to common sense, however, are neither necessary under our case law nor consistent with it"
  2. In re Kahn

    441 F.3d 977 (Fed. Cir. 2006)   Cited 144 times   11 Legal Analyses
    Holding that the motivation-suggestion-teaching test, much like the analogous-art test, is used to defend against hindsight
  3. In re Rouffet

    149 F.3d 1350 (Fed. Cir. 1998)   Cited 160 times   2 Legal Analyses
    Holding that objective evidence of nonobviousness [secondary considerations] "includes copying, long felt but unsolved need, failure of others, commercial success, unexpected results created by the claimed invention, unexpected properties of the claimed invention, licenses showing industry respect for the invention, and skepticism of skilled artisans before the invention"
  4. In re Bigio

    381 F.3d 1320 (Fed. Cir. 2004)   Cited 71 times   10 Legal Analyses
    Affirming conclusion that toothbrush and small hair brush were in same field of endeavor because "the structural similarities between toothbrushes and small brushes for hair would have led one of ordinary skill in the art working in the specific field of hairbrushes to consider all similar brushes including toothbrushes"
  5. In re Clay

    966 F.2d 656 (Fed. Cir. 1992)   Cited 88 times   10 Legal Analyses
    Concluding that a reference was not reasonably pertinent where a PHOSITA "would not reasonably have expected to solve the [relevant] problem ... by considering" that reference
  6. 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"
  7. Application of Wood

    599 F.2d 1032 (C.C.P.A. 1979)   Cited 56 times   2 Legal Analyses
    Finding that reference in the patent's specification to a field of art encompassing the alleged prior art supported a finding that the alleged prior art was within the inventor's field of endeavor.
  8. In re Deminski

    796 F.2d 436 (Fed. Cir. 1986)   Cited 28 times
    Finding that if a prior art reference discloses essentially the same structure and function as the invention, it is likely in the same field of endeavor
  9. In re Boe

    355 F.2d 961 (C.C.P.A. 1966)   Cited 26 times

    Patent Appeal No. 7535. February 17, 1966. Burgess, Dinklage Sprung, Arnold Sprung, New York City, for appellant. Clarence W. Moore, Washington, D.C. (Jere W. Sears, Washington, D.C., of counsel), for the Commissioner of Patents. Before WORLEY, Chief Judge, and RICH, MARTIN, SMITH, and ALMOND, Judges. SMITH, Judge. The Board of Appeals affirmed the examiner's rejection of claims 9, 11 and 12 of appellant's application for patent Serial No. 845,743, filed August 12, 1959, for "Highly Porous And Absorptive

  10. Application of Ratti

    270 F.2d 810 (C.C.P.A. 1959)   Cited 18 times

    Patent Appeal No. 6452. September 30, 1959. Cromwell, Greist Warden, Chicago, Ill. (Raymond L. Greist, Chicago, Ill., of counsel), for appellant. Clarence W. Moore, Washington, D.C. (S. Wm. Cochran, Washington, D.C., of counsel), for Commissioner of Patents. Before WORLEY, Chief Judge, RICH, MARTIN, and SMITH, Judges, and Judge WILLIAM H. KIRKPATRICK. United States Senior District Judge for the Eastern District of Pennsylvania, designated to participate in place of Judge O'Connell, pursuant to the

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

    35 U.S.C. § 103   Cited 6,129 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."
  12. Section 6 - Patent Trial and Appeal Board

    35 U.S.C. § 6   Cited 186 times   63 Legal Analyses
    Giving the Director authority to designate "at least 3 members of the Patent Trial and Appeal Board" to review "[e]ach appeal, derivation proceeding, post-grant review, and inter partes review"
  13. Section 134 - Appeal to the Patent Trial and Appeal Board

    35 U.S.C. § 134   Cited 98 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

  14. Section 1.136 - Extensions of time

    37 C.F.R. § 1.136   Cited 17 times   30 Legal Analyses

    (a) (1) If an applicant is required to reply within a nonstatutory or shortened statutory time period, applicant may extend the time period for reply up to the earlier of the expiration of any maximum period set by statute or five months after the time period set for reply, if a petition for an extension of time and the fee set in § 1.17(a) are filed, unless: (i) Applicant is notified otherwise in an Office action; (ii) The reply is a reply brief submitted pursuant to § 41.41 of this title; (iii)