claims-drafting

Installation
SKILL.md

Claims Drafting: The Core Patent Skill

Draft patent claims based on: $ARGUMENTS

This is the most critical skill in the patent pipeline. Claims define the legal scope of protection -- everything else (specification, figures, abstract) exists to support and enable the claims.

Constants

  • REVIEWER_MODEL = gpt-5.4 — External examiner for claim quality review
  • MAX_CLAIM_REVISION_ROUNDS = 3 — Maximum revision iterations
  • CLAIM_STYLE = "auto"US (Jepson or open), EP (two-part mandatory), CN (two-part), auto (detect from jurisdiction)
  • MIN_INDEPENDENT_CLAIMS = 2 — Typically method + system. For utility model (实用新型): apparatus/device only, NO method claims.
  • MAX_TOTAL_CLAIMS = 20 — Practical limit (USPTO includes 20 in base fee)
  • PATENT_TYPE = "invention"invention (发明专利) or utility_model (实用新型, apparatus claims only)

Inputs

  1. patent/INVENTION_DISCLOSURE.md — structured invention with core/supporting/optional features
  2. patent/PRIOR_ART_REPORT.md — prior art to avoid
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