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MPEP 2231
Processing of Request Corrections

Ninth Edition of the MPEP, Revision 07.2022, Last Revised in February 2023

MPEP Chapter Index
Chapter 2200: Citation of Prior Art and Ex Parte Reexamination of Patents

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2231    Processing of Request Corrections [R-07.2015]

All processing of submissions to cure an incomplete request for ex parte reexamination filed under 35 U.S.C. 302 (see MPEP § 2227) is carried out by the Central Reexamination Unit (CRU). Any such submission should be marked "Mail Stop Ex Parte Reexam" in the manner discussed in MPEP § 2224 so that the submission may be promptly forwarded to the staff of the CRU.