MPEP 2600

Optional Inter Partes Reexamination

Quick Statistics:

Number of Pages:  176 pgs
Sections:  2601 – 2696

Brief Summary:

This chapter discusses inter partes reexamination proceedings. These involve the initiator of the reexamination as well as the patent holder and an examiner. Many of the characteristics of an inter partes reexamination proceeding are identical to that of the ex parte reexamination proceedings discussed in chapter 2200. The major differences with inter partes proceedings are outlined here in this chapter.

Key Terms:

Inter PartesReexaminationCitation of Prior Art
Res JudicataCollateral EstoppelAppeal

37 CFR (Code of Federal Regulations):

37 CFR 1.501Citation of prior art in patent files.
37 CFR 1.111Reply by applicant or patent owner to a non-final Office action.

35 USC (United States Code):

35 USC 141Appeal to the Court of Appeals for the Federal Circuit.
35 USC 301Citation of prior art and written statements.


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