MPEP § 806.03 — Single Embodiment, Claims Defining Same Essential Features (Annotated Rules)

§806.03 Single Embodiment, Claims Defining Same Essential Features

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

This page consolidates and annotates all enforceable requirements under MPEP § 806.03, 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.

Single Embodiment, Claims Defining Same Essential Features

This section addresses Single Embodiment, Claims Defining Same Essential Features.

Key Rules

Topic

Restriction Requirement (MPEP 802-803)

1 rules
MPEP GuidanceInformativeAlways
[mpep-806-03-86d0efc55194a950f9a29417]
Claims Must Disclose Same Embodiments in Joint Applications
Note:
Claims presented in different applications with at least one common inventor or assignee must disclose the same embodiments, even if no restriction requirement was made by the Office.

Where such claims are voluntarily presented in different applications having at least one common (joint) inventor or a common assignee (i.e., no restriction requirement was made by the Office), disclosing the same embodiments, see MPEP § 804§ 804.02.

Jump to MPEP Source · 37 CFR 804.02Restriction Requirement (MPEP 802-803)Restriction and Election Practice (MPEP Chapter 800)

Citations

Primary topicCitation
Restriction Requirement (MPEP 802-803)37 CFR § 804.02
Restriction Requirement (MPEP 802-803)MPEP § 804

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