MPEP § 903.07 — Classifying and Cross-Referencing Design and Plant Applications at Allowance (Annotated Rules)

§903.07 Classifying and Cross-Referencing Design and Plant Applications at Allowance

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

This page consolidates and annotates all enforceable requirements under MPEP § 903.07, 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.

Classifying and Cross-Referencing Design and Plant Applications at Allowance

This section addresses Classifying and Cross-Referencing Design and Plant Applications at Allowance. Contains: 1 requirement, 1 prohibition, 3 guidance statements, 1 permission, and 3 other statements.

Key Rules

Topic

Secrecy Orders

5 rules
MPEP GuidancePermittedAlways
[mpep-903-07-fc6c7982a1b38556fa8eb6f1]
Allowed Claim Classification May Change at Allowance
Note:
The classification of an application may change when it is ready for allowance based on the subject matter covered by the allowed claim.

An application, properly classified at the start of examination, may be classified differently when it is ready for allowance. The allowed claim should be reviewed in order to determine the subject matter covered thereby. It is the disclosed subject matter covered by the allowed claim that determines the original and any mandatory cross-reference classification of U.S. patents.

Jump to MPEP SourceSecrecy Orders
MPEP GuidanceRecommendedAlways
[mpep-903-07-a3535b58aa3d1170a1a3f3bf]
Review of Allowed Claim Determines Classification
Note:
The disclosed subject matter covered by the allowed claim determines the original and any mandatory cross-reference classification of U.S. patents.

An application, properly classified at the start of examination, may be classified differently when it is ready for allowance. The allowed claim should be reviewed in order to determine the subject matter covered thereby. It is the disclosed subject matter covered by the allowed claim that determines the original and any mandatory cross-reference classification of U.S. patents.

Jump to MPEP SourceSecrecy Orders
MPEP GuidanceRequiredAlways
[mpep-903-07-f27e1e0ed17a3a1e9c6624df]
Examiner Must Complete Issue Classification Sheet
Note:
The examiner must classify the patent in an original class and subclass, as well as provide cross-references to other valid subclasses.

The examiner must complete the issue classification sheet to indicate the class and subclass in which the patent should be classified as an original and also the classifications in which it should appear as a cross-reference. The examiner should be certain that all subclasses into which cross-references are placed are still valid.

Jump to MPEP SourceSecrecy Orders
MPEP GuidanceRecommendedAlways
[mpep-903-07-3d2d978857c4aaa9a52b55c1]
Examiner Must Verify Validity of Cross-Referenced Subclasses
Note:
The examiner must ensure that all subclasses used for cross-referencing are still valid before classifying a patent.

The examiner must complete the issue classification sheet to indicate the class and subclass in which the patent should be classified as an original and also the classifications in which it should appear as a cross-reference. The examiner should be certain that all subclasses into which cross-references are placed are still valid.

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MPEP GuidanceProhibitedAlways
[mpep-903-07-2eb8caa2b526567acbc5ca8b]
U.S. Patents Cannot Use FOR Subclasses
Note:
U.S. patents must not be classified under subclasses that begin with 'FOR', as these are reserved exclusively for foreign patents.

U.S. patents cannot be classified in subclasses beginning with “FOR,” since these are exclusively for foreign patents.

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Topic

Signatory Authority Review

3 rules
MPEP GuidanceInformativeAlways
[mpep-903-07-ce4428ae810cb6320193dfc9]
Primary Examiner Must Review Classification
Note:
Each primary examiner is required to personally review the original classification and cross-referencing made by their assistants before an application can be issued.

When an application is passed to issue, it is the duty of each primary examiner to personally review the original classification and cross-referencing made by their assistants in the issuing classification boxes on the Issue Classification sheet. This form provides space for the full name of the “Primary Examiner” to show that the review has been made. An examiner with full signatory authority who acts personally on an application and sends it to issue should stamp and sign their name on the Issue Classification sheet ONLY in the “Primary Examiner” space.

Jump to MPEP SourceSignatory Authority ReviewAllowance Quality Review
MPEP GuidanceInformativeAlways
[mpep-903-07-b18d3348c1ef809179531aec]
Primary Examiner Must Sign Issue Classification Sheet
Note:
The primary examiner is required to sign and stamp their name on the issue classification sheet to confirm personal review of the application's classification.

When an application is passed to issue, it is the duty of each primary examiner to personally review the original classification and cross-referencing made by their assistants in the issuing classification boxes on the Issue Classification sheet. This form provides space for the full name of the “Primary Examiner” to show that the review has been made. An examiner with full signatory authority who acts personally on an application and sends it to issue should stamp and sign their name on the Issue Classification sheet ONLY in the “Primary Examiner” space.

Jump to MPEP SourceSignatory Authority ReviewAllowance Quality Review
MPEP GuidanceRecommendedAlways
[mpep-903-07-8617ca86370d80f68fe72530]
Primary Examiner Must Sign Issue Classification Sheet
Note:
An examiner with full signatory authority must personally stamp and sign their name on the Issue Classification sheet in the ‘Primary Examiner’ space when an application is passed to issue.

When an application is passed to issue, it is the duty of each primary examiner to personally review the original classification and cross-referencing made by their assistants in the issuing classification boxes on the Issue Classification sheet. This form provides space for the full name of the “Primary Examiner” to show that the review has been made. An examiner with full signatory authority who acts personally on an application and sends it to issue should stamp and sign their name on the Issue Classification sheet ONLY in the “Primary Examiner” space.

Jump to MPEP SourceSignatory Authority ReviewAllowance Quality Review
Topic

Sequence Listing Requirements

1 rules
MPEP GuidanceInformativeAlways
[mpep-903-07-fb256778c31b337bf7869b49]
Class Selection for Different Mandatory Classifications
Note:
When mandatory classifications are in different classes, select the original classification based on statutory category priority, subject matter superiority, and related subject listing.
If the mandatory classifications are in different classes, the original classification is determined by considering, in turn, the following criteria:
  • (A) selection based on priority of statutory category of invention,
  • (B) selection based on superiority of types of subject matter, and
  • (C) selection among classes in the “related subject” listing at the front of the manual of classification.
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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