(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
(a) An amendment after final action must comply with § 1.114 or this section. (b) After a final rejection or other final action (§ 1.113 ) in an application or in an ex parte reexamination filed under § 1.510 , or an action closing prosecution (§ 1.949 ) in an inter partes reexamination filed under § 1.913 , but before or on the same date of filing an appeal (§ 41.31 or § 41.61 of this title): (1) An amendment may be made canceling claims or complying with any requirement of form expressly set forth
(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)