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MPEP 2611
Time for Requesting Inter Partes Reexamination

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

MPEP Chapter Index
Chapter 2600: Optional Inter Partes Reexamination

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2611    Time for Requesting Inter Partes Reexamination [R-11.2013]

No requests for inter partes reexamination may be filed on or after September 16, 2012. Guidance on the former practice is available in revision 7 of the 8th Edition of the MPEP and in Revision of Standard for Granting an Inter Partes Reexamination Request, 76 FR 59055 (September 23, 2011).