MPEP § 2690 — Format of Inter Partes Reexamination Certificate
Ninth Edition, Revision 01.2024 · last revised R-01.2024
The Office does not accept requests for inter partes reexamination filed on or after September 16, 2012. See 37 CFR 1.913(b). Guidance on the former practice is available in revision 07.2022 of the 9th Edition of the MPEP.