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Ex parte Castro et al.

08326059 (B.P.A.I. Mar. 30, 1998)
Ex parte Castro et al.

5 Cited authorities

  1. Envirotech Corp. v. Al George, Inc.

    730 F.2d 753 (Fed. Cir. 1984)   Cited 235 times
    Demonstrating that every limitation of the claim is literally met by the accused device must be shown by a preponderance of the evidence

  2. 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"

  3. In re Zletz

    893 F.2d 319 (Fed. Cir. 1990)   Cited 42 times   3 Legal Analyses
    Holding that claims failing this test during prosecution must be rejected under § 112, ¶ 2

  4. 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."

  5. 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)