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Ex Parte Gu

11 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. Unigene Laboratories, Inc. v. Apotex, Inc.

    655 F.3d 1352 (Fed. Cir. 2011)   Cited 89 times   2 Legal Analyses
    Declining to find a claim obvious when the when prior art does not provide "indication of which parameters were critical" or "direction as to which of many possible choices is likely to be successful"

  3. Santarus, Inc. v. Par Pharm., Inc.

    694 F.3d 1344 (Fed. Cir. 2012)   Cited 68 times   15 Legal Analyses
    Finding that "[d]ue to breaks in the chain of priority," the "[parent] patent [was] prior art for some of the asserted claims"

  4. In re Merck Co., Inc.

    800 F.2d 1091 (Fed. Cir. 1986)   Cited 70 times   2 Legal Analyses
    Holding that a person of skill in the art would have expected amitriptyline to resemble imipramine in the alleviation of depression in humans because of the drugs’ close structural similarity and similar use

  5. In re Fritch

    972 F.2d 1260 (Fed. Cir. 1992)   Cited 30 times
    Stating "dependent claims are nonobvious if the independent claims from which they depend are nonobvious"

  6. Application of Aller

    220 F.2d 454 (C.C.P.A. 1955)   Cited 47 times   2 Legal Analyses
    Finding no criticality where claimed conditions allegedly contributed to roughly 20 percentage point improvement in yield

  7. 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."

  8. 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"

  9. 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

  10. Section 41.37 - Appeal brief

    37 C.F.R. § 41.37   Cited 32 times   25 Legal Analyses
    Requiring identification of support in specification and, for means-plus-function limitations, corresponding structure as well

  11. 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)