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How-ToFeb 25, 20268 min read

How to Draft Patent Claim Amendments with AI: Complete Guide

Claim amendments are the core of most Office Action responses. AI can analyze each element, suggest narrowing language, and check for new matter -- but the strategic decisions remain with the attorney.

The Claim Amendment Workflow

Drafting claim amendments involves three distinct tasks: understanding what the examiner rejected and why, deciding how to narrow claims to overcome the rejection, and ensuring amendments do not introduce new matter. AI excels at the first and third tasks, while the second requires attorney judgment.

  1. 1

    Element-Level Rejection Analysis

    Fully automated

    AI parses the examiner's rejection to identify exactly which claim elements are mapped to which prior art references and passages. This replaces 30-60 minutes of manual OA reading.

  2. 2

    Prior Art Gap Identification

    AI-assisted (attorney verifies)

    For each element, AI assesses whether the cited reference actually teaches the limitation. Low-confidence mappings indicate where the examiner's art is weakest -- these are your argument opportunities.

  3. 3

    Amendment Strategy Selection

    Attorney-driven (AI provides options)

    Based on the rejection analysis and examiner intelligence, decide whether to: narrow claims, argue without amendment, combine dependent claims, or pursue interview. This is the strategic judgment step.

  4. 4

    Amendment Drafting

    AI drafts, attorney selects

    AI generates candidate amendment language for each claim, drawing from the specification to ensure support. Multiple amendment alternatives are provided with chip selection.

  5. 5

    New Matter Verification

    Fully automated (Glass Box)

    Every proposed amendment is checked against the original specification under 35 USC 132. If the amendment adds subject matter not supported by the original disclosure, it is flagged.

  6. 6

    Response Assembly

    Fully automated

    Selected amendments, arguments, and remarks are assembled into a 37 CFR compliant DOCX document ready for USPTO filing.

What AI Does Well (and Where It Needs Attorney Oversight)

AI Excels At

  • Parsing examiner rejections element by element
  • Extracting exact prior art passages cited
  • Identifying weak mappings in the rejection
  • Generating amendment language from specification
  • Checking amendments for new matter (35 USC 132)
  • Formatting responses to 37 CFR requirements
  • Pulling examiner intelligence for strategy context

Attorney Judgment Required

  • Strategic choice: narrow claims vs. argue without amendment
  • Whether to interview the examiner before responding
  • Which dependent claims to combine into independent claims
  • How aggressively to narrow (preserve scope vs. get allowance)
  • Client communication about prosecution strategy
  • Whether to file a continuation for broader claims
  • Appeal decisions (PTAB vs. continued prosecution)

Claim-by-Claim Generation in Abigail

Abigail generates amendments claim by claim, not in bulk. Each independent claim receives individual analysis with:

  • Specific rejection basis identified for that claim
  • Element-level prior art mapping via the Prior Art Comparator
  • Multiple amendment alternatives presented as selectable chips
  • New matter check for each proposed amendment
  • Corresponding argument language for each amendment option
  • Examiner-tailored strategy recommendations

Try AI-Assisted Claim Amendments

Upload an Office Action and see claim-by-claim amendment suggestions with new matter verification. $100 in free credits for new users.

Frequently Asked Questions

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