MPEP § 1449 — Protest Filed in Reissue Where Patent Is in Interference or Contested Case (Annotated Rules)

§1449 Protest Filed in Reissue Where Patent Is in Interference or Contested Case

USPTO MPEP version: BlueIron's Update: 2025-12-31

This page consolidates and annotates all enforceable requirements under MPEP § 1449, including statutory authority, regulatory rules, examiner guidance, and practice notes. It is provided as guidance, with links to the ground truth sources. This is information only, it is not legal advice.

Protest Filed in Reissue Where Patent Is in Interference or Contested Case

This section addresses Protest Filed in Reissue Where Patent Is in Interference or Contested Case. Contains: 1 guidance statement, 3 permissions, and 1 other statement.

Key Rules

Topic

Examiner Action on Protest

2 rules
MPEP GuidancePermittedAlways
[mpep-1449-2d5c016a0b054353626b71cc]
Requirement for Reissue Filing Notification and Claim Examination
Note:
A TC TQAS or SPRS must notify all parties of reissue filings and ensure claims are not unpatentable over interference counts.
In consultation with the examiner and the PTAB, a TC TQAS or SPRS will check to see that:
  • (A) all parties to the interference or contested case are aware of the filing of the reissue; and
  • (B) the Office does not allow claims in a reissue that are unpatentable over the pending interference count(s), or found unpatentable in the interference proceeding or contested case. After the PTAB has finished their review, the PTAB will inform the examiner that they may now act on the reissue application. See MPEP § 1441.01 for a discussion as to protests under 37 CFR 1.291 in reissue applications.
Jump to MPEP SourceExaminer Action on ProtestProtest Handling ProcedureProtest Practice
MPEP GuidancePermittedAlways
[mpep-1449-b7053afb9196df5e6cab237a]
PTAB Review Complete for Examiner Action on Reissue Application
Note:
The PTAB informs the examiner that they may now act on the reissue application after completing their review.

In consultation with the examiner and the PTAB, a TC TQAS or SPRS will check to see that:

After the PTAB has finished their review, the PTAB will inform the examiner that they may now act on the reissue application. See MPEP § 1441.01 for a discussion as to protests under 37 CFR 1.291 in reissue applications.

Jump to MPEP SourceExaminer Action on ProtestProtest Handling ProcedureProtest Practice
Topic

Protest Timing Requirements

1 rules
MPEP GuidanceRecommendedAlways
[mpep-1449-8c98628e8eb59e796125105e]
Reissue Application Must Be Referred to PTAB Before Considering Protest
Note:
A reissue application involving a patent in an interference proceeding or contested case must be referred to the PTAB before any protest and action on the application can proceed.

If a protest (see MPEP Chapter 1900) is filed in a reissue application related to a patent involved in a pending interference proceeding or contested case before the Patent Trial and Appeal Board (PTAB), the reissue application should be referred to the PTAB before considering the protest and taking any action on the reissue application. A contested case includes a derivation proceeding, an inter partes review, a post-grant review, and a covered business method review.

Jump to MPEP SourceProtest Timing RequirementsPTAB JurisdictionProtest Practice
Topic

PTAB Contested Case Procedures

1 rules
MPEP GuidanceInformativeAlways
[mpep-1449-dc6872eb9cd7690a5be783b6]
PTAB Contested Case Procedures Include Derivation, Inter Partes Review, Post-Grant Review, and Covered Business Method Review
Note:
The rule states that a contested case before the PTAB includes derivation proceedings, inter partes reviews, post-grant reviews, and covered business method reviews.

If a protest (see MPEP Chapter 1900) is filed in a reissue application related to a patent involved in a pending interference proceeding or contested case before the Patent Trial and Appeal Board (PTAB), the reissue application should be referred to the PTAB before considering the protest and taking any action on the reissue application. A contested case includes a derivation proceeding, an inter partes review, a post-grant review, and a covered business method review.

Jump to MPEP SourcePTAB Contested Case ProceduresProtest Filing RequirementsProtest Timing Requirements
Topic

Protest Practice

1 rules
MPEP GuidancePermittedAlways
[mpep-1449-ba9795870bcc6d65b681fb5f]
Claims Must Not Be Unpatentable in Interference
Note:
The Office prohibits including claims in a reissue application that are unpatentable over the pending interference count or found unpatentable during an interference proceeding or contested case.

In consultation with the examiner and the PTAB, a TC TQAS or SPRS will check to see that:

(B) the Office does not allow claims in a reissue that are unpatentable over the pending interference count(s), or found unpatentable in the interference proceeding or contested case.

Jump to MPEP SourceProtest PracticeExaminer Action on ProtestProtest Handling Procedure

Citations

Primary topicCitation
Examiner Action on Protest
Protest Practice
37 CFR § 1.291
Examiner Action on Protest
Protest Practice
MPEP § 1441.01

Source Text from USPTO’s MPEP

This is an exact copy of the MPEP from the USPTO. It is here for your reference to see the section in context.

BlueIron Last Updated: 2025-12-31