MPEP § 818 — Election and Reply (Annotated Rules)

§818 Election and Reply

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

This page consolidates and annotates all enforceable requirements under MPEP § 818, 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.

Election and Reply

This section addresses Election and Reply. Primary authority: 37 CFR 1.111. Contains: 3 requirements and 1 permission.

Key Rules

Topic

Basis for Restriction (MPEP 802)

2 rules
StatutoryPermittedAlways
[mpep-818-04f6d42702c35ccc091f42d1]
Requirement for Restricting Examination of Multiple Inventions
Note:
When multiple independent inventions are presented, the examiner may require a restriction election if a serious search and examination burden exists. Applicant must elect one invention for examination in response.

When two or more independent and distinct inventions are presented for examination, the examiner may make a restriction requirement if a serious search and/or examination burden exists. In the reply to the restriction requirement, applicant must elect one invention for examination. If applicant wishes to traverse the restriction requirement, the reply must also include a traversal with specific reasons why applicant believes the restriction requirement is in error. See 37 CFR 1.111 and MPEP § 818.01. Applicant must make their own election; the examiner will not make the election for the applicant.

Jump to MPEP Source · 37 CFR 1.111Basis for Restriction (MPEP 802)Restriction Requirement (MPEP 802-803)Restriction and Election Practice (MPEP Chapter 800)
StatutoryRequiredAlways
[mpep-818-04748a84776f80bcf59b055b]
Applicant Must Elect Invention for Examination
Note:
The applicant is required to choose one invention from multiple distinct inventions presented for examination, as the examiner will not make this election.

When two or more independent and distinct inventions are presented for examination, the examiner may make a restriction requirement if a serious search and/or examination burden exists. In the reply to the restriction requirement, applicant must elect one invention for examination. If applicant wishes to traverse the restriction requirement, the reply must also include a traversal with specific reasons why applicant believes the restriction requirement is in error. See 37 CFR 1.111 and MPEP § 818.01. Applicant must make their own election; the examiner will not make the election for the applicant.

Jump to MPEP Source · 37 CFR 1.111Basis for Restriction (MPEP 802)Grounds for ReissueRestriction Requirement (MPEP 802-803)
Topic

Restriction Requirement (MPEP 802-803)

1 rules
StatutoryRequiredAlways
[mpep-818-f7ef90df219c851b25a7863f]
Election of Invention for Examination Required
Note:
Applicant must elect one invention to be examined in response to a restriction requirement.

When two or more independent and distinct inventions are presented for examination, the examiner may make a restriction requirement if a serious search and/or examination burden exists. In the reply to the restriction requirement, applicant must elect one invention for examination. If applicant wishes to traverse the restriction requirement, the reply must also include a traversal with specific reasons why applicant believes the restriction requirement is in error. See 37 CFR 1.111 and MPEP § 818.01. Applicant must make their own election; the examiner will not make the election for the applicant.

Jump to MPEP Source · 37 CFR 1.111Restriction Requirement (MPEP 802-803)Restriction and Election Practice (MPEP Chapter 800)Basis for Restriction (MPEP 802)
Topic

Grounds for Reissue

1 rules
StatutoryRequiredAlways
[mpep-818-f5755eeb1b6ee3159355adf3]
Traverse Restriction Requirement with Specific Reasons
Note:
If applicant wishes to traverse the restriction requirement, a reply must include specific reasons why it is in error.

When two or more independent and distinct inventions are presented for examination, the examiner may make a restriction requirement if a serious search and/or examination burden exists. In the reply to the restriction requirement, applicant must elect one invention for examination. If applicant wishes to traverse the restriction requirement, the reply must also include a traversal with specific reasons why applicant believes the restriction requirement is in error. See 37 CFR 1.111 and MPEP § 818.01. Applicant must make their own election; the examiner will not make the election for the applicant.

Jump to MPEP Source · 37 CFR 1.111Grounds for ReissueRestriction Requirement (MPEP 802-803)Reissue Patent Practice

Citations

Primary topicCitation
Basis for Restriction (MPEP 802)
Grounds for Reissue
Restriction Requirement (MPEP 802-803)
37 CFR § 1.111
MPEP § 803.02
Basis for Restriction (MPEP 802)
Grounds for Reissue
Restriction Requirement (MPEP 802-803)
MPEP § 818.01
MPEP § 818.02(a)

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