Ex Parte Rangarajan et al

15 Cited authorities

  1. Key Pharmaceuticals v. Hercon Lab. Corp.

    161 F.3d 709 (Fed. Cir. 1998)   Cited 375 times
    Holding that trial court can hear extrinsic evidence to educate itself about patent and relevant technology, but may not use extrinsic evidence to vary or contradict claim terms
  2. Hockerson-Halberstadt, Inc. v. Avia Group International, Inc.

    222 F.3d 951 (Fed. Cir. 2000)   Cited 212 times   4 Legal Analyses
    Holding that the public is entitled to rely on the patentee's representations in the prosecution history concerning the scope and meaning of the claims
  3. Syntex (U.S.A.) LLC v. Apotex, Inc.

    407 F.3d 1371 (Fed. Cir. 2005)   Cited 69 times
    Holding district court erred in not considering a reference that post-dates the priority date when it is relevant to what "was known in the art at the relevant time"
  4. In re Geisler

    116 F.3d 1465 (Fed. Cir. 1997)   Cited 52 times   4 Legal Analyses
    Finding a 26 percent improvement in wear resistance insufficient to constitute proof of "substantially improved results"
  5. 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
  6. In re Kaslow

    707 F.2d 1366 (Fed. Cir. 1983)   Cited 75 times
    Holding that prior demonstration of computerized supermarket UPC code system was prior use under meaning of Section 102(b)
  7. In re McDaniel

    293 F.3d 1379 (Fed. Cir. 2002)   Cited 28 times   3 Legal Analyses
    Noting "the Board is free to select a single claim from each group of claims subject to a common ground of rejection as representative of all claims in that group and to decide the appeal of that rejection based solely on the selected representative claim" in the absence of a clear statement asserting separate patentability of the claims
  8. In re Keller

    642 F.2d 413 (C.C.P.A. 1981)   Cited 47 times   1 Legal Analyses
    Stating "[t]he test for obviousness is not whether the features of a secondary reference may be bodily incorporated into the structure of the primary reference"
  9. Section 103 - Conditions for patentability; non-obvious subject matter

    35 U.S.C. § 103   Cited 6,160 times   489 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."
  10. Section 102 - Conditions for patentability; novelty

    35 U.S.C. § 102   Cited 6,024 times   1024 Legal Analyses
    Prohibiting the grant of a patent to one who "did not himself invent the subject matter sought to be patented"
  11. Section 6 - Patent Trial and Appeal Board

    35 U.S.C. § 6   Cited 188 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"
  12. Section 2 - Powers and duties

    35 U.S.C. § 2   Cited 115 times   27 Legal Analyses
    Authorizing the Patent Office to cover the expenses of "persons" other than federal employees attending programs on intellectual-property protection
  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 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
  15. Section 1.136 - [Effective until 1/19/2025] 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)