; and (2) by adding at the end the following: (b) Timing on remand after appeal Not later than 120 days after the date on which a mandate issues from the court remanding to the Patent Trial and Appeal Board after an appeal under subsection (a), the Board or the Director shall finally decide any issue on remand, except that the Director may, for good cause shown, extend that 120-day period by not more than 60 days. . 6. Reexamination of patents (a) Request for reexamination Section 302 of title 35, United States Code, is amended by inserting after the second sentence the following: The request must identify all real parties in interest and certify that reexamination is not barred under section 303(d). . (b) Reexamination barred Section 303 of title 35, United States Code, is amended— (1) in subsection (a), by striking the third sentence; and (2) by adding at the end the following: (d) An ex parte reexamination may not be ordered if the request for reexamination is filed more than 1 year after the date on which the requester or a real party in interest or a privy of the requester is served with a complaint alleging infringement of the patent. For purposes of this chapter, a person that directly or through an affiliate, subsidiary, or proxy makes a financial contribution to the preparation for, or conduct during, an ex parte reexamination on behalf of a requester shall be considered a real party in interest of the requester. (e) In determining whether to order an ex parte reexamination, the Director— (1) shall, unless the Director determines that the requestor has demonstrated exceptional circumstances, reject any request that presents prior art or an argument that is the same or substantially the same as prior art or an argument that previously was presented to the Office