When did inter partes reexamination requests cease to be accepted?
Inter partes reexamination requests ceased to be accepted on September 16, 2012. According to MPEP 2612, “No requests for inter partes reexamination may be filed on or after September 16, 2012.” This change was part of the America Invents Act (AIA) reforms to the patent system.
To learn more:
Topics:
MPEP 2600 - Optional Inter Partes Reexamination,
MPEP 2612 - Persons Who May File A Request,
Patent Law,
Patent Procedure