What is the purpose of the “Notice of Inter Partes Reexamination Request Filing Date” in patent reexamination?

The “Notice of Inter Partes Reexamination Request Filing Date” serves several important purposes in the patent reexamination process:

  • It officially acknowledges the receipt of a request for inter partes reexamination.
  • It establishes the official filing date of the request.
  • It informs the patent owner about the request for reexamination of their patent.

According to MPEP 2626:

“A Notice of Inter Partes Reexamination Request Filing Date will be prepared and mailed by the Central Reexamination Unit (CRU) to notify the patent owner and the requesting party of the filing date of the request.”

This notice is a crucial administrative step that initiates the formal reexamination process and ensures all parties are informed of the proceedings.

To learn more:

Topics: MPEP 2600 - Optional Inter Partes Reexamination, MPEP 2626 - Initial Processing Of Request For Inter Partes Reexamination, Patent Law, Patent Procedure
Tags: Filing Date Notice, inter partes reexamination, Patent Reexamination Process