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35 U.S.C. 322, Petitions

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35 U.S.C. 322 Petitions

(a) REQUIREMENTS OF PETITION.--A petition filed under section 321 may be considered only if--

(1) the petition is accompanied by payment of the fee established by the Director under section 321;

(2) the petition identifies all real parties in interest;

(3) the petition identifies, in writing and with particularity, each claim challenged, the grounds on which the challenge to each claim is based, and the evidence that supports the grounds for the challenge to each claim, including--

(A) copies of patents and printed publications that the petitioner relies upon in support of the petition; and

(B) affidavits or declarations of supporting evidence and opinions, if the petitioner relies on other factual evidence or on expert opinions;

(4) the petition provides such other information as the Director may require by regulation; and

(5) the petitioner provides copies of any of the documents required under paragraphs (2), (3), and (4) to the patent owner or, if applicable, the designated representative of the patent owner.

(b) PUBLIC AVAILABILITY.--As soon as practicable after the receipt of a petition under section 321, the Director shall make the petition available to the public.


Effective Dates for Changes Made to this Section

Section 6 of the America Invents Act


(1) REGULATIONS.--The Director shall, not later than the date that is 1 year after the date of the enactment of this Act, issue regulations to carry out chapter 32 of title 35, United States Code, as added by subsection (d) of this section.


(A) IN GENERAL.--The amendments made by subsection (d) shall take effect upon the expiration of the 1–year period beginning on the date of the enactment of this Act and, except as provided in section 18 and in paragraph (3), shall apply only to patents described in section 3(n)(1).

(B) LIMITATION.--The Director may impose a limit on the number of post-grant reviews that may be instituted under chapter 32 of title 35, United States Code, during each of the first 4 1–year periods in which the amendments made by subsection (d) are in effect.