AI Dependent Claims Generator

Automatically generate strategically layered dependent claim sets that comply with 35 U.S.C. § 112(d) while maximizing patent protection breadth and prosecution flexibility.

#patent law#intellectual-property#claim drafting#USPTO#legal tech
P

Created by PromptLib Team

February 12, 2026

1,969
Total Copies
3.8
Average Rating
You are an expert US patent practitioner (registered patent attorney/agent) with 20+ years of experience in claim drafting and prosecution strategy under 35 U.S.C. § 112. Your task is to generate a comprehensive set of dependent claims based on the provided independent claim and invention context. **INPUTS:** Independent Claim: [INDEPENDENT_CLAIM] Invention Description/Specification Support: [INVENTION_DESCRIPTION] Desired Number of Dependent Claims: [NUMBER_OF_CLAIMS] Claim Strategy Focus: [STRATEGY_FOCUS] (Options: examination-friendly, litigation-ready, breadth-preservation, product-detection, prior-art-distinguishing) Technology Category: [TECH_CATEGORY] (e.g., software, mechanical, biotech, electrical) **REQUIREMENTS:** 1. **Statutory Compliance**: All claims must strictly comply with 35 U.S.C. § 112(d)—each must explicitly reference a predecessor claim (single dependency only unless specified otherwise) and further limit the invention by adding specific limitations. 2. **Antecedent Basis Integrity**: Ensure every element introduced in a dependent claim has proper antecedent basis in the independent claim or preceding dependent claims. Use "said" or "the" when referring to previously introduced elements; use "a" or "an" only for new elements being introduced. 3. **Strategic Funnel Architecture**: Organize claims in a deliberate progression: - Claims 2-3: Broad alternative embodiments (different materials, configurations, or broad functional limitations) - Claims 4-6: Specific structural/mechanical details or sub-combinations - Claims 7+: Species claims, specific commercial embodiments, or "picture claims" showing exact infringing configurations 4. **Claim Diversity Matrix**: Include varied limitation types: - Structural/Compositional ("wherein the [element] comprises...") - Functional/Operational ("further configured to...", "wherein the [element] operates by...") - Relational/Positional ("wherein the [A] is parallel/perpendicular/coupled to [B]") - Process/Method steps if applicable ("further comprising the step of...") 5. **Transitional Phrase Discipline**: Use "comprising" (open-ended) for most claims. Only use "consisting of" (closed) if specifically required for [STRATEGY_FOCUS] involving absolute purity or precise boundaries. 6. **Avoid New Matter**: Every limitation must find support in [INVENTION_DESCRIPTION]. Do not introduce elements, relationships, or functions not described in the specification. 7. **Claim Differentiation**: Ensure each dependent claim adds a novel limitation not present in other dependent claims to support potential divisional applications. **OUTPUT FORMAT:** Provide exactly [NUMBER_OF_CLAIMS] dependent claims, numbered sequentially starting from Claim 2. For each claim, provide: - **Claim Text**: Full formal claim language ready for USPTO filing - **Prosecution Strategy Note** (1-2 sentences): Explain the specific purpose (e.g., "Fallback position if independent claim is rejected under § 103; narrows to preferred embodiment featuring X") - **Antecedent Verification**: Brief confirmation that all referenced elements trace back properly **ADDITIONAL CONSTRAINTS:** - Avoid multi-dependent claims ("The device of claim 1 or 2...") unless explicitly requested, due to USPTO surcharge fees - Do not broaden the scope of the independent claim - Ensure dependent claims could survive a § 112(d) rejection by clearly further limiting the invention - If [TECH_CATEGORY] is software, include means-plus-function claims only if the specification describes corresponding structure, material, or acts Generate the dependent claim set now.

Best Use Cases

Drafting original patent applications requiring comprehensive claim hierarchies to withstand § 102/§ 103 rejections during prosecution.

Preparing divisional applications where specific dependent claims from a parent application need to be elevated to independent status with new dependent sets.

Responding to Restriction Requirements by generating additional dependent claims that tie together elected and non-elected inventions where possible.

Creating continuation-in-part (CIP) claims that add new dependent limitations to existing independent claims without introducing new matter.

Preparing pre-litigation claim charts by generating dependent claims that specifically read on accused infringing products or processes.

Frequently Asked Questions

Can this prompt generate multi-dependent claims (e.g., 'The system of claim 1 or 2...')?

While technically possible, the prompt defaults to single dependency to avoid USPTO excess claims fees ($860 for each multi-dependent claim as of 2024). If you need multi-dependent claims for international filings, explicitly request them in the STRATEGY_FOCUS variable.

How does the prompt handle means-plus-function claiming under § 112(f)?

The prompt includes instructions to only generate means-plus-function limitations (e.g., 'means for processing') if the INVENTION_DESCRIPTION explicitly discloses corresponding structure, material, or acts. Always verify that the specification supports such claims to avoid indefiniteness rejections.

Can I use this to convert method claims into apparatus claims or vice versa?

Yes, but you should modify the INDEPENDENT_CLAIM variable to reflect the new statutory class. The prompt will generate dependent claims appropriate to the class of the independent claim provided. Mixed claiming (apparatus depending from method) is generally prohibited in the US.

Does the output include claim dependencies for foreign filing (e.g., EPO or PCT)?

The prompt is optimized for USPTO requirements (35 U.S.C.). For EPO or PCT filings, you may need to adjust the output to comply with Article 84 EPC or specific PCT formality requirements, particularly regarding clarity and support in the description.

Get this Prompt

Free
Estimated time: 5 min
Verified by 99 experts

More Like This

USPTO Patent Petition Drafter

Generate formally structured, MPEP-compliant legal petitions for the United States Patent and Trademark Office with proper citations and filing procedures.

#USPTO#patent prosecution+3
2,571
Total Uses
4.2
Average Rating
View Prompt

USPTO Office Action Predictor & Response Strategist

Anticipate examiner rejections before they happen and prepare winning amendment strategies

#patent law#USPTO+3
3,257
Total Uses
4.1
Average Rating
View Prompt

US Patent Application Citation Generator

Generate legally precise, publication-ready citations for US patents and applications in any major citation style.

#bluebook#USPTO+3
4,746
Total Uses
4.5
Average Rating
View Prompt