Ex Parte Gunaratnam et al

10 Cited authorities

  1. Phillips v. AWH Corp.

    415 F.3d 1303 (Fed. Cir. 2005)   Cited 5,861 times   167 Legal Analyses
    Holding that "because extrinsic evidence can help educate the court regarding the field of the invention and can help the court determine what a person of ordinary skill in the art would understand claim terms to mean, it is permissible for the district court in its sound discretion to admit and use such evidence"
  2. Ariad Pharmaceuticals, Inc. v. Eli Lilly & Co.

    598 F.3d 1336 (Fed. Cir. 2010)   Cited 613 times   78 Legal Analyses
    Holding that our written description requirement requires that a specification “reasonably convey to those skilled in the art” that the inventor “actually invented” and “had possession of the claimed subject matter as of the filing date [of the invention]”
  3. Tronzo v. Biomet

    156 F.3d 1154 (Fed. Cir. 1998)   Cited 197 times   2 Legal Analyses
    Holding substantial evidence did not support finding that parent application provided written description of later-claimed genus encompassing any shape where it "tout[ed] the advantages of conical shape," mentioned other shapes only in reciting the prior art, and "specifically distinguishe[d] the prior art as inferior"
  4. Reiffin v. Microsoft Corp.

    214 F.3d 1342 (Fed. Cir. 2000)   Cited 74 times
    In Reiffin v. Microsoft Corp., 214 F.3d 1342, 1345-46 (Fed. Cir. 2000), the court explained the need "to ensure that the scope of the right to exclude, as set forth in the claims, does not overreach the scope of the inventor's contribution to the field of art as described in the patent specification."
  5. Section 112 - Specification

    35 U.S.C. § 112   Cited 7,394 times   1049 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
  6. Section 103 - Conditions for patentability; non-obvious subject matter

    35 U.S.C. § 103   Cited 6,148 times   482 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."
  7. 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"
  8. 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

  9. Section 41.50 - Decisions and other actions by the Board

    37 C.F.R. § 41.50   Cited 34 times   30 Legal Analyses
    Requiring petitioners to raise the Board's failure to designate a new ground of rejection in a timely request for rehearing
  10. 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)