MPEP § 608.01(q) — Substitute or Rewritten Specification (Annotated Rules)

§608.01(q) Substitute or Rewritten Specification

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

This page consolidates and annotates all enforceable requirements under MPEP § 608.01(q), 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.

Substitute or Rewritten Specification

This section addresses Substitute or Rewritten Specification. Primary authority: 37 CFR 1.125, 37 CFR 1.125(b), and 37 CFR 1.312. Contains: 5 requirements, 1 prohibition, 2 guidance statements, 2 permissions, and 5 other statements.

Key Rules

Topic

Patent Application Content

23 rules
StatutoryRequiredAlways
[mpep-608-01-q-078f1d68c52aa0b9645c8127]
Substitute Specification Must Show Changes
Note:
A substitute specification must be marked to show changes relative to the previous version, with added text underlined and deleted text strike-throughed.

(c) A substitute specification submitted under this section must be submitted with markings showing all the changes relative to the immediate prior version of the specification of record. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. An accompanying clean version (without markings) must also be supplied. Numbering the paragraphs of the specification of record is not considered a change that must be shown pursuant to this paragraph.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-44b7491a27fba88287836266]
Added Subject Matter Must Be Underlined
Note:
The text of any added subject matter in a substitute specification must be shown by underlining it.

(c) A substitute specification submitted under this section must be submitted with markings showing all the changes relative to the immediate prior version of the specification of record. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. An accompanying clean version (without markings) must also be supplied. Numbering the paragraphs of the specification of record is not considered a change that must be shown pursuant to this paragraph.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-9ff010a156f94194fa30d866]
Deleted Text Must Be Struck Through
Note:
The text of any deleted matter in a substitute specification must be shown by strike-through, except for deletions of five or fewer consecutive characters, which may be marked with double brackets.

(c) A substitute specification submitted under this section must be submitted with markings showing all the changes relative to the immediate prior version of the specification of record. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. An accompanying clean version (without markings) must also be supplied. Numbering the paragraphs of the specification of record is not considered a change that must be shown pursuant to this paragraph.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryProhibitedAlways
[mpep-608-01-q-b4e3e5fba83b9cea511f1e43]
Text of Deleted Subject Must Be Shown Within Double Brackets
Note:
When strike-through is not easily perceivable, the deleted text must be placed within double brackets to indicate changes in the specification.

(c) A substitute specification submitted under this section must be submitted with markings showing all the changes relative to the immediate prior version of the specification of record. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. An accompanying clean version (without markings) must also be supplied. Numbering the paragraphs of the specification of record is not considered a change that must be shown pursuant to this paragraph.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-fbd092fd4013ff5a826b191e]
An Accompanying Clean Version Must Be Supplied With Marked Specification
Note:
The substitute specification must include markings showing changes from the previous version and an unmarked clean version must also be provided.

(c) A substitute specification submitted under this section must be submitted with markings showing all the changes relative to the immediate prior version of the specification of record. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. An accompanying clean version (without markings) must also be supplied. Numbering the paragraphs of the specification of record is not considered a change that must be shown pursuant to this paragraph.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-1dff303f9a6f2236cf20d7b3]
Faulty Specification Requires Rewrite
Note:
When the specification is in poor English, a new and corrected specification must be provided.

The specification is sometimes in such faulty English that a new specification is necessary; in such instances, a new specification should be required.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryPermittedAlways
[mpep-608-01-q-ff2a96e2792d1b7c294c55ee]
Specification May Use Form Paragraph 6.28 for Faulty English
Note:
This rule permits the use of form paragraph 6.28 when the specification is written in faulty English.

Form paragraph 6.28 may be used where the specification is in faulty English.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-e3e35d7774d480d7d9a3b831]
New Specification Requirement for Clear Description
Note:
This rule requires inserting examples of why a new specification is needed to ensure clarity and completeness in the patent application.

2. In bracket 2, insert clear and concise examples of why a new specification is required.

37 CFR 1.77Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-db192081c5eac29fab71d8c0]
New Specification Required for Difficult Consideration
Note:
A new specification is required if the amendments are numerous or complex, making it difficult to review the application or prepare the documents for printing and copying.

3. A new specification is required if the number or nature of the amendments render it difficult to consider the application or to arrange the papers for printing or copying, 37 CFR 1.125.

37 CFR 1.77 · 37 CFR 1.125Patent Application Content
StatutoryInformativeAlways
[mpep-608-01-q-e1135ce917976ea462f872a6]
Substitute Specification Must Be Clean
Note:
A substitute specification filed must be submitted in clean form without markings, and changes from the previous version must be shown by underlining added text and strike-through deleted text.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-a9e5fe7bbd24b4a507476d30]
Marked-Up Copy of Substitute Specification Required
Note:
A copy showing all changes to the previous specification must be submitted along with any substitute specification.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-c5d3764629580fa4d7c43587]
Text of Added Subject Matter Must Be Underlined
Note:
The text of any added subject matter in a substitute specification must be shown by underlining it.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-684604b1aa11564d9eb6659b]
Deleted Matter Must Be Struck Through
Note:
The text of any deleted matter must be shown by strike-through, except for deletions of five or fewer consecutive characters, which may be marked with double brackets.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryProhibitedAlways
[mpep-608-01-q-42877bb91132bcbe7d029925]
Deleted Subject Must Be Shown In Double Brackets
Note:
The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryRecommendedAlways
[mpep-608-01-q-ad47a16b89979ea93d0e647d]
Paragraph Numbering for Substitute Specification
Note:
The paragraphs of any substitute specification, other than the claims, must be individually numbered in Arabic numerals to facilitate amendments.

37 CFR 1.125(c) requires a substitute specification filed under 37 CFR 1.125(a) or (b) be submitted in clean form without markings. A marked-up copy of the substitute specification showing all the changes relative to the immediate prior version of the specification of record must also be submitted. The text of any added subject matter must be shown by underlining the added text. The text of any deleted matter must be shown by strike-through except that double brackets placed before and after the deleted characters may be used to show deletion of five or fewer consecutive characters. The text of any deleted subject matter must be shown by being placed within double brackets if strike-through cannot be easily perceived. Numbering the paragraphs of the specification of record is not considered a change that must be shown under 37 CFR 1.125(c). The paragraphs of any substitute specification, other than the claims, should be individually numbered in Arabic numerals (for example [0001]) so that any amendment to the specification may be made by replacement paragraph in accordance with 37 CFR 1.121(b)(1).

Jump to MPEP Source · 37 CFR 1.125(c)Patent Application Content
StatutoryRequiredAlways
[mpep-608-01-q-2ba3280b8f9eb4ec0bfe016b]
No New Matter Statement Required for Substitute Specification
Note:
A substitute specification filed under 37 CFR 1.125(b) must include a statement confirming no new matter has been added.

A substitute specification filed under 37 CFR 1.125(b) must be accompanied by a statement indicating that no new matter was included. There is no obligation on the examiner to make a detailed comparison between the old and the new specifications for determining whether new matter has been added. If, however, an examiner becomes aware that new matter is present, an objection thereto should be made.

Jump to MPEP Source · 37 CFR 1.125(b)Patent Application Content
StatutoryInformativeAlways
[mpep-608-01-q-6697b519267b8bf847df9dd1]
Examiner Not Required to Compare Specifications Thoroughly
Note:
The examiner is not obligated to conduct a detailed comparison between old and new specifications when determining if new matter has been added.

A substitute specification filed under 37 CFR 1.125(b) must be accompanied by a statement indicating that no new matter was included. There is no obligation on the examiner to make a detailed comparison between the old and the new specifications for determining whether new matter has been added. If, however, an examiner becomes aware that new matter is present, an objection thereto should be made.

Jump to MPEP Source · 37 CFR 1.125(b)Patent Application Content
StatutoryRecommendedAlways
[mpep-608-01-q-6e1c50d511873bdfb76e4e55]
Objection to New Matter
Note:
If an examiner identifies new matter in a substitute specification, they must object to it.

A substitute specification filed under 37 CFR 1.125(b) must be accompanied by a statement indicating that no new matter was included. There is no obligation on the examiner to make a detailed comparison between the old and the new specifications for determining whether new matter has been added. If, however, an examiner becomes aware that new matter is present, an objection thereto should be made.

Jump to MPEP Source · 37 CFR 1.125(b)Patent Application Content
StatutoryRecommendedAlways
[mpep-608-01-q-c3a45b08f881151c06298c5f]
Substitute Specification Must Comply with Requirements
Note:
A substitute specification that meets the requirements of 37 CFR 1.125 must be entered, and if denied, it should be marked as such.

A substitute specification which complies with 37 CFR 1.125 should normally be entered. A substitute specification which is denied entry should be so marked.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryRecommendedAlways
[mpep-608-01-q-5214481e071a53049d048249]
Denial of Substitute Specification Must Be Marked
Note:
A substitute specification that is denied entry must be clearly marked as such.

A substitute specification which complies with 37 CFR 1.125 should normally be entered. A substitute specification which is denied entry should be so marked.

Jump to MPEP Source · 37 CFR 1.125Patent Application Content
StatutoryPermittedAlways
[mpep-608-01-q-3ab9d12d8c4283e26a670600]
Notification of Unentered Substitute Specification
Note:
Examiner may notify the applicant that a substitute specification submitted under 37 CFR 1.125(b) has not been entered.

Form paragraph 6.28.02 may be used to notify applicant that a substitute specification submitted under 37 CFR 1.125(b) has not been entered.

Jump to MPEP Source · 37 CFR 1.125(b)Patent Application Content
StatutoryInformativeAlways
[mpep-608-01-q-48aa40dbb3f22b6748754dda]
Requirement for Acceptable Specification Amendments
Note:
The rule requires that amendments to the specification must include an acceptable substitute specification, prohibiting unacceptable alternatives.

See MPEP § 714.20 regarding entry of amendments which include an unacceptable substitute specification.

Jump to MPEP SourcePatent Application Content
MPEP GuidanceInformativeAlways
[mpep-608-01-q-4a3a65ef97c42a0548e45fe5]
Specification Must Be Partially Rewritten If Required
Note:
The specification must be partially rewritten if the examiner requires it, as specified in form paragraph 13.01.

4. See also form paragraph 13.01 for partial rewritten specification.

MPEP § 608.01(q)Patent Application Content
Topic

Reissue Filing Requirements

5 rules
StatutoryPermittedAlways
[mpep-608-01-q-fb62a8ec145f59391110d32c]
Substitute Specification Not Allowed In Reissue
Note:
A substitute specification is not permitted in a reissue application or during a reexamination proceeding.

(d) A substitute specification under this section is not permitted in a reissue application or in a reexamination proceeding.

Jump to MPEP Source · 37 CFR 1.125Reissue Filing RequirementsReissue and ReexaminationReissue Application Filing
StatutoryInformativeAlways
[mpep-608-01-q-b0ae7a83ea65949de0a86c74]
Substitute Specification Requirement for Applicants
Note:
Applicants must file a substitute specification instead of amending the original application to eliminate the need for preparing amendments and reduce printing errors.

The filing of a substitute specification rather than amending the original application has the advantage for applicants of eliminating the need to prepare an amendment of the specification. The Office receives the advantage of saving the time needed to enter amendments in the specification and a reduction in the number of printing errors. A substitute specification is not permitted in a reissue application or in a reexamination proceeding. 37 CFR 1.125(d).

Jump to MPEP Source · 37 CFR 1.125(d)Reissue Filing RequirementsReissue and ReexaminationForm of Reissue Patent
StatutoryInformativeAlways
[mpep-608-01-q-8fa007acaaff618ee3dc83cc]
Substitute Specification Advantage for Office
Note:
The office benefits from saving time and reducing printing errors by receiving a substitute specification instead of amendments.

The filing of a substitute specification rather than amending the original application has the advantage for applicants of eliminating the need to prepare an amendment of the specification. The Office receives the advantage of saving the time needed to enter amendments in the specification and a reduction in the number of printing errors. A substitute specification is not permitted in a reissue application or in a reexamination proceeding. 37 CFR 1.125(d).

Jump to MPEP Source · 37 CFR 1.125(d)Reissue Filing RequirementsForm of Reissue PatentReissue Patent Issuance
StatutoryPermittedAlways
[mpep-608-01-q-7343d762060dca7e01fbb20e]
Substitute Specification Not Allowed In Reissue
Note:
A substitute specification is not permitted in a reissue application or reexamination proceeding.

The filing of a substitute specification rather than amending the original application has the advantage for applicants of eliminating the need to prepare an amendment of the specification. The Office receives the advantage of saving the time needed to enter amendments in the specification and a reduction in the number of printing errors. A substitute specification is not permitted in a reissue application or in a reexamination proceeding. 37 CFR 1.125(d).

Jump to MPEP Source · 37 CFR 1.125(d)Reissue Filing RequirementsReissue and ReexaminationReissue Application Filing
StatutoryInformativeAlways
[mpep-608-01-q-22c769379e504ee73642e5c0]
Substitute Specification Not Permitted In Reissue
Note:
A substitute specification is not allowed in a reissue application.

The filing of a substitute specification rather than amending the original application has the advantage for applicants of eliminating the need to prepare an amendment of the specification. The Office receives the advantage of saving the time needed to enter amendments in the specification and a reduction in the number of printing errors. A substitute specification is not permitted in a reissue application or in a reexamination proceeding. 37 CFR 1.125(d).

Jump to MPEP Source · 37 CFR 1.125(d)Reissue Filing RequirementsReissue and ReexaminationForm of Reissue Patent
Topic

Issue Fees

4 rules
StatutoryPermittedAlways
[mpep-608-01-q-7d60b03a265dfb34d022abb6]
Substitute Specification Before Issue Fee
Note:
A substitute specification, excluding claims, can be filed up to the issue fee payment if it includes no new matter and is accompanied by a statement.

(b) Subject to § 1.312, a substitute specification, excluding the claims, may be filed at any point up to payment of the issue fee if it is accompanied by a statement that the substitute specification includes no new matter.

Jump to MPEP Source · 37 CFR 1.312Issue FeesMaintenance Fee AmountsAmendments After Allowance
StatutoryInformativeAlways
[mpep-608-01-q-64d4e27acfc73e44c011ba60]
Voluntary Substitute Specification Requirement
Note:
A substitute specification may be filed by the applicant up to issue fee payment, provided it includes no new matter.

37 CFR 1.125(b) applies to a substitute specification voluntarily filed by the applicant. Subject to the provisions of 37 CFR 1.312, a substitute specification, excluding claims, may be voluntarily filed by the applicant at any point up to the payment of the issue fee provided it is accompanied by a statement that the substitute specification includes no new matter. The Office will accept a substitute specification voluntarily filed by the applicant if the requirements of 37 CFR 1.125(b) are satisfied.

Jump to MPEP Source · 37 CFR 1.125(b)Issue FeesMaintenance Fee AmountsAmendments After Allowance
StatutoryPermittedAlways
[mpep-608-01-q-787b444e9b9dacb0a2e89810]
Substitute Specification Excluding Claims Allowed Before Issue Fee
Note:
A substitute specification, excluding claims, may be filed by the applicant at any time before payment of the issue fee if it does not include new matter.

37 CFR 1.125(b) applies to a substitute specification voluntarily filed by the applicant. Subject to the provisions of 37 CFR 1.312, a substitute specification, excluding claims, may be voluntarily filed by the applicant at any point up to the payment of the issue fee provided it is accompanied by a statement that the substitute specification includes no new matter. The Office will accept a substitute specification voluntarily filed by the applicant if the requirements of 37 CFR 1.125(b) are satisfied.

Jump to MPEP Source · 37 CFR 1.125(b)Issue FeesMaintenance Fee AmountsAmendments After Allowance
StatutoryInformativeAlways
[mpep-608-01-q-c6d3c5d8b5ca941a4b971015]
Requirement for Voluntary Substitute Specification
Note:
The Office will accept a substitute specification filed by the applicant if it meets the requirements of 37 CFR 1.125(b) and is accompanied by a statement that no new matter is included.

37 CFR 1.125(b) applies to a substitute specification voluntarily filed by the applicant. Subject to the provisions of 37 CFR 1.312, a substitute specification, excluding claims, may be voluntarily filed by the applicant at any point up to the payment of the issue fee provided it is accompanied by a statement that the substitute specification includes no new matter. The Office will accept a substitute specification voluntarily filed by the applicant if the requirements of 37 CFR 1.125(b) are satisfied.

Jump to MPEP Source · 37 CFR 1.125(b)Issue FeesMaintenance Fee AmountsAmendments After Allowance
Topic

Amendments After Allowance

2 rules
StatutoryInformativeAlways
[mpep-608-01-q-aa51be88f2bb598f6df37ad8]
Substitute Specification After Final Action Requirement
Note:
A substitute specification filed after final action but before appeal brief filing must comply with 37 CFR 1.116.

2. A substitute specification filed after final action or appeal (prior to the date an appeal brief is filed pursuant to 37 CFR 41.37, see 37 CFR 41.33(a)) is governed by 37 CFR 1.116. A substitute specification filed after the mailing of a notice of allowance is governed by 37 CFR 1.312.

37 CFR 1.77 · 37 CFR 41.37Amendments After AllowancePatent Issue and PublicationAppeal Brief Requirements
StatutoryInformativeAlways
[mpep-608-01-q-9ddeb666cf92803038e4a272]
Substitute Specification After Allowance Governed by 37 CFR 1.312
Note:
A substitute specification filed after the mailing of a notice of allowance must comply with 37 CFR 1.312.

2. A substitute specification filed after final action or appeal (prior to the date an appeal brief is filed pursuant to 37 CFR 41.37, see 37 CFR 41.33(a)) is governed by 37 CFR 1.116. A substitute specification filed after the mailing of a notice of allowance is governed by 37 CFR 1.312.

37 CFR 1.77 · 37 CFR 41.37Amendments After AllowancePatent Issue and PublicationNotice of Allowance
Topic

Legibility and Permanence

1 rules
StatutoryPermittedAlways
[mpep-608-01-q-0818f58f1081f39ecd6ffc4a]
Office May Require Rewritten Specification Due to Legibility or Complexity
Note:
The Office may require the entire specification, including claims, be rewritten if amendments or legibility issues make it difficult to process.

(a) If the number or nature of the amendments or the legibility of the application papers renders it difficult to consider the application, or to arrange the papers for printing or copying, the Office may require the entire specification, including the claims, or any part thereof, be rewritten.

Jump to MPEP Source · 37 CFR 1.125Legibility and PermanenceGeneral Filing and Format RequirementsPatent Application Content
Topic

Reissue Fees

1 rules
StatutoryInformativeAlways
[mpep-608-01-q-f3eef67dedaf78ed247ab8e6]
Requirement for Proper Substitute Specification Filing
Note:
The rule requires that a substitute specification must be filed properly, including meeting specific conditions such as lack of new matter and timely submission.

1. In bracket 2, insert statement of why the substitute specification is improper, for example: — the statement as to a lack of new matter under 37 CFR 1.125(b) is missing–, — a marked-up copy of the substitute specification has not been supplied (in addition to the clean copy)–; — a clean copy of the substitute specification has not been supplied (in addition to the marked-up copy)–; or, — the substitute specification has been filed: – in a reissue application or in a reexamination proceeding, 37 CFR 1.125(d) -, or – after payment of the issue fee-, or – containing claims (to be amended)- –.

37 CFR 1.77 · 37 CFR 1.125(b)Reissue FeesReissue Filing RequirementsReissue and Reexamination

Examiner Form Paragraphs

Examiner form paragraphs are standard language that you might see in an Office Action or communication from the USPTO. Examiners have latitude to change the form paragraphs, but you will often see this exact language.

¶ 6.28 ¶ 6.28 Idiomatic English

Citations

Primary topicCitation
Amendments After Allowance37 CFR § 1.116
Patent Application Content37 CFR § 1.121(b)(1)
Patent Application Content37 CFR § 1.125
Patent Application Content37 CFR § 1.125(a)
Issue Fees
Patent Application Content
Reissue Fees
37 CFR § 1.125(b)
Patent Application Content37 CFR § 1.125(c)
Reissue Fees
Reissue Filing Requirements
37 CFR § 1.125(d)
Amendments After Allowance
Issue Fees
37 CFR § 1.312
Amendments After Allowance37 CFR § 41.33(a)
Amendments After Allowance37 CFR § 41.37
MPEP § 1302.02
MPEP § 608.04
Patent Application ContentMPEP § 714.20
Patent Application ContentForm Paragraph § 13.01
Patent Application ContentForm Paragraph § 6.28
Patent Application ContentForm Paragraph § 6.28.02

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