MPEP § 2271.01 — Panel Review (Annotated Rules)

§2271.01 Panel Review

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

This page consolidates and annotates all enforceable requirements under MPEP § 2271.01, 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.

Panel Review

This section addresses Panel Review. Contains: 4 requirements, 1 permission, and 3 other statements.

Key Rules

Topic

Types of Office Actions

4 rules
MPEP GuidanceRequiredAlways
[mpep-2271-01-a18381a1eb02142312f68139]
Examiner Must Inform Manager Before Issuing Office Action
Note:
Examiners must notify their managers before issuing an Office action, which triggers a panel review to confirm the decision.

Examiners must inform their managers of their intent to issue an Office action. The manager will then convene a panel and the members will confer and review the patentability of the claim(s). If the conference confirms the examiner’s preliminary decision to reject and/or allow the claims, the Office action shall be issued and signed by the examiner, with the two, or more, other conferees initialing the action (as “conferee”) to indicate their participation in the conference. All conferees will initial, even though one of them may have dissented from the 3-party conference decision as to the patentability of claims. If the conference does not confirm the examiner’s preliminary decision, examiner will reevaluate and issue an appropriate Office action.

Jump to MPEP SourceTypes of Office ActionsExaminer's Action (37 CFR 1.104)Office Actions and Responses
MPEP GuidanceInformativeAlways
[mpep-2271-01-b6e64c5ad026f8ef03341d6d]
Examiner Must Convene Panel to Review Patentability of Claims
Note:
The examiner must convene a panel for reviewing the patentability of claims after informing their manager of intent to issue an Office action.

Examiners must inform their managers of their intent to issue an Office action. The manager will then convene a panel and the members will confer and review the patentability of the claim(s). If the conference confirms the examiner’s preliminary decision to reject and/or allow the claims, the Office action shall be issued and signed by the examiner, with the two, or more, other conferees initialing the action (as “conferee”) to indicate their participation in the conference. All conferees will initial, even though one of them may have dissented from the 3-party conference decision as to the patentability of claims. If the conference does not confirm the examiner’s preliminary decision, examiner will reevaluate and issue an appropriate Office action.

Jump to MPEP SourceTypes of Office ActionsExaminer's Action (37 CFR 1.104)Office Actions and Responses
MPEP GuidanceRequiredAlways
[mpep-2271-01-1bb3690f5f2df889d87b7081]
Conference Must Confirm Examiner’s Decision
Note:
The conference must confirm the examiner's preliminary decision to reject or allow claims, with the examiner signing and two other conferees initialing the action.

Examiners must inform their managers of their intent to issue an Office action. The manager will then convene a panel and the members will confer and review the patentability of the claim(s). If the conference confirms the examiner’s preliminary decision to reject and/or allow the claims, the Office action shall be issued and signed by the examiner, with the two, or more, other conferees initialing the action (as “conferee”) to indicate their participation in the conference. All conferees will initial, even though one of them may have dissented from the 3-party conference decision as to the patentability of claims. If the conference does not confirm the examiner’s preliminary decision, examiner will reevaluate and issue an appropriate Office action.

Jump to MPEP SourceTypes of Office ActionsExaminer's Action (37 CFR 1.104)Office Actions and Responses
MPEP GuidanceInformativeAlways
[mpep-2271-01-5edacbf1bcd706613226dc84]
Examiner Must Reevaluate If Conference Disagrees With Decision
Note:
If the panel review does not confirm the examiner’s preliminary decision, the examiner must reevaluate and issue an appropriate Office action.

Examiners must inform their managers of their intent to issue an Office action. The manager will then convene a panel and the members will confer and review the patentability of the claim(s). If the conference confirms the examiner’s preliminary decision to reject and/or allow the claims, the Office action shall be issued and signed by the examiner, with the two, or more, other conferees initialing the action (as “conferee”) to indicate their participation in the conference. All conferees will initial, even though one of them may have dissented from the 3-party conference decision as to the patentability of claims. If the conference does not confirm the examiner’s preliminary decision, examiner will reevaluate and issue an appropriate Office action.

Jump to MPEP SourceTypes of Office ActionsExaminer's Action (37 CFR 1.104)Office Actions and Responses
Topic

Office Actions in Reexamination

2 rules
MPEP GuidanceInformativeAlways
[mpep-2271-01-cab1fb542a638454089b4782]
Failure to Provide Panel Review Must Be Noted
Note:
Patent owners must note the failure of an examiner to provide panel review by filing a paper with no conferees’ initials at the end of the Office action, and any challenge must be made within two weeks.

Should the examiner issue an Office action without panel review, the patent owner or the third party requester who wishes to object must promptly file a paper alerting the Office of this fact. (The failure to provide panel review would be noted by the parties where there are no conferees’ initials at the end of the Office action.) Any challenge of the failure to hold a panel review conference must be made within two weeks of receipt of the Office action issued, or the challenge will not be considered. In no event will the failure to hold a panel review conference, by itself, be grounds for vacating any Office decision(s) or action(s) and “restarting” the reexamination proceeding.

Jump to MPEP SourceOffice Actions in ReexaminationExamination in ReexaminationInter Partes Reexamination Procedure
MPEP GuidanceRequiredAlways
[mpep-2271-01-829f0136c98928de7cae8c2a]
Challenge to Panel Review Must Be Made Within Two Weeks
Note:
Any objection to the failure of a panel review conference must be raised within two weeks of receiving the Office action, or it will not be considered.

Should the examiner issue an Office action without panel review, the patent owner or the third party requester who wishes to object must promptly file a paper alerting the Office of this fact. (The failure to provide panel review would be noted by the parties where there are no conferees’ initials at the end of the Office action.) Any challenge of the failure to hold a panel review conference must be made within two weeks of receipt of the Office action issued, or the challenge will not be considered. In no event will the failure to hold a panel review conference, by itself, be grounds for vacating any Office decision(s) or action(s) and “restarting” the reexamination proceeding.

Jump to MPEP SourceOffice Actions in ReexaminationExamination in ReexaminationInter Partes Reexamination Procedure
Topic

PTAB Contested Case Procedures

1 rules
MPEP GuidancePermittedAlways
[mpep-2271-01-4e0abb3a8af46718dd3c4cfe]
All Conferees Must Initial Office Action Regardless of Dissent
Note:
Examiners must ensure all panel members initial the Office action, even if one member dissents from the patentability decision.

Examiners must inform their managers of their intent to issue an Office action. The manager will then convene a panel and the members will confer and review the patentability of the claim(s). If the conference confirms the examiner’s preliminary decision to reject and/or allow the claims, the Office action shall be issued and signed by the examiner, with the two, or more, other conferees initialing the action (as “conferee”) to indicate their participation in the conference. All conferees will initial, even though one of them may have dissented from the 3-party conference decision as to the patentability of claims. If the conference does not confirm the examiner’s preliminary decision, examiner will reevaluate and issue an appropriate Office action.

Jump to MPEP SourcePTAB Contested Case ProceduresTypes of Office ActionsExaminer's Action (37 CFR 1.104)
Topic

Interviews in Reexamination

1 rules
MPEP GuidanceRequiredAlways
[mpep-2271-01-99403742329c56778747c70c]
Promptly Alert Office to Missing Panel Review
Note:
Patent owner or third party requester must file a paper promptly if an Office action is issued without panel review. Any challenge must be made within two weeks.

Should the examiner issue an Office action without panel review, the patent owner or the third party requester who wishes to object must promptly file a paper alerting the Office of this fact. (The failure to provide panel review would be noted by the parties where there are no conferees’ initials at the end of the Office action.) Any challenge of the failure to hold a panel review conference must be made within two weeks of receipt of the Office action issued, or the challenge will not be considered. In no event will the failure to hold a panel review conference, by itself, be grounds for vacating any Office decision(s) or action(s) and “restarting” the reexamination proceeding.

Jump to MPEP SourceInterviews in ReexaminationOffice Actions in ReexaminationResponses and Amendments
Topic

Ex Parte Reexamination

1 rules
MPEP GuidanceInformativeAlways
[mpep-2271-01-cfbf31b9d853fc61f60db7a3]
No Restart on Panel Review Failure
Note:
Failure to hold a panel review conference cannot be grounds for vacating Office decisions and restarting the reexamination proceeding.

Should the examiner issue an Office action without panel review, the patent owner or the third party requester who wishes to object must promptly file a paper alerting the Office of this fact. (The failure to provide panel review would be noted by the parties where there are no conferees’ initials at the end of the Office action.) Any challenge of the failure to hold a panel review conference must be made within two weeks of receipt of the Office action issued, or the challenge will not be considered. In no event will the failure to hold a panel review conference, by itself, be grounds for vacating any Office decision(s) or action(s) and “restarting” the reexamination proceeding.

Jump to MPEP SourceEx Parte ReexaminationInterviews in ReexaminationOffice Actions in Reexamination

Citations

Primary topicCitation
MPEP § 2236

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