How do I file papers in a supplemental examination proceeding?

To file papers in a supplemental examination proceeding, follow these guidelines:

  • Use the USPTO’s Patent Electronic Filing System-Web (EFS-Web) or Patent Center for electronic filing.
  • For paper filings, send documents to: Mail Stop Supplemental Examination, Commissioner for Patents, P.O. Box 1450, Alexandria, VA 22313-1450.
  • Include the control number assigned to the supplemental examination proceeding.
  • Clearly mark all papers with “SUPPLEMENTAL EXAMINATION” to ensure proper routing.

As stated in MPEP 2806: “All papers filed in a supplemental examination proceeding must be formatted in accordance with 37 CFR 1.52 and 37 CFR 1.72(b).”

To learn more:

Topics: MPEP 2800 - Supplemental Examination, MPEP 2806 - How To File Papers In A Supplemental Examination Proceeding And In Any Resulting Ex Parte Reexamination Proceeding, Patent Law, Patent Procedure
Tags: EFS-Web, Patent Center, patent filing, supplemental examination, USPTO