If an inter partes review petition is filed under section 311, the patent owner shall have the right to file a preliminary response to the petition, within a time period set by the Director, that sets forth reasons why no inter partes review should be instituted based upon the failure of the petition to meet any requirement of this chapter. 35 U.S.C. § 313 Added Pub. L. 106-113, div. B, §1000(a)(9) [title IV, §4604(a)], Nov. 29, 1999, 113 Stat. 1536, 1501A-568; amended Pub. L. 107-273, div. C, title
(a) Parties to the appeal may file a request for rehearing of the decision within one month of the date of: (1) The original decision of the Board under § 41.77(a) , (2) The original § 41.77(b) decision under the provisions of § 41.77(b)(2) , (3) The expiration of the time for the owner to take action under § 41.77(b)(2) , or (4) The new decision of the Board under § 41.77(f) . (b) (1) The request for rehearing must state with particularity the points believed to have been misapprehended or overlooked
Each time the patent owner files a response to an Office action on the merits pursuant to § 1.945 , a third party requester may once file written comments within a period of 30 days from the date of service of the patent owner's response. These comments shall be limited to issues raised by the Office action or the patent owner's response. The time for submitting comments by the third party requester may not be extended. For the purpose of filing the written comments by the third party requester,
(a) Claims in an inter partes reexamination proceeding will be examined on the basis of patents or printed publications and, with respect to subject matter added or deleted in the reexamination proceeding, on the basis of the requirements of 35 U.S.C. 112 . (b) Claims in an inter partes reexamination proceeding will not be permitted to enlarge the scope of the claims of the patent. (c) Issues other than those indicated in paragraphs (a) and (b) of this section will not be resolved in an inter partes
The time for taking any action by a patent owner in an inter partes reexamination proceeding will be extended only for sufficient cause and for a reasonable time specified. Any request for such extension must be filed on or before the day on which action by the patent owner is due, but in no case will the mere filing of a request effect any extension. Any request for such extension must be accompanied by the petition fee set forth in § 1.17(g) . See § 1.304(a) for extensions of time for filing a