MPEP 2618
Copies of Prior Art (Patents and Printed Publications)
Ninth Edition of the MPEP, Revision 10.2019, Last Revised in June 2020
2618 Copies of Prior Art (Patents and Printed Publications) [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).