Patent Appeal No. 8975. August 30, 1973. L. Gaylord Hulbert, Whittemore, Hulbert Belknap, Detroit, Mich., attorneys of record, for appellant. S. Wm. Cochran, Washington, D.C., for the Commissioner of Patents. Robert D. Edmonds, Washington, D.C., of counsel. Appeal from the Patent Office Board of Appeals. Before MARKEY, Chief Judge, RICH, BALDWIN and LANE, Judges, and ALMOND, Senior Judge. RICH, Judge. This appeal is from the decision of the Patent Office Board of Appeals, adhered to on reconsideration

(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)

(a) (1) Appellant may file a single request for rehearing within two months of the date of the original decision of the Board. No request for rehearing from a decision on rehearing will be permitted, unless the rehearing decision so modified the original decision as to become, in effect, a new decision, and the Board states that a second request for rehearing would be permitted. The request for rehearing must state with particularity the points believed to have been misapprehended or overlooked by