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ip-legal

By Anthropic

Runs first-pass trademark clearance and freedom-to-operate triage, screens invention disclosures for initial patentability, drafts and triages cease-and-desist letters and DMCA takedowns (send and respond), checks open source compliance, reviews IP clauses, and tracks registrations and renewal…

Plugin · by anthropics · runs in Claude Code, Cowork, claude.ai · 12 skills, 5 MCP servers, 1 agent · listed 2026-05-11

Claude Code

claude plugin install ip-legal

Skills (12)

  • Skill cease-desist

    Draft a cease-and-desist letter (send mode) or triage one you received (receive mode). Use when asserting your rights against an infringer with a demand letter calibrated to your enforcement…

    Any agent

    npx skills add anthropics/claude-for-legal --skill cease-desist
  • Skill clearance

    Trademark clearance first pass — knockout + similar-marks check producing a flag list, not a clearance opinion. Use when a new mark is proposed, when asked whether a mark is available or to run a…

    Any agent

    npx skills add anthropics/claude-for-legal --skill clearance
  • Skill cold-start-interview

    Run the cold-start interview to learn your IP practice and write your practice profile. Use on first install when the practice profile is missing or still contains placeholders, when re-onboarding…

    Any agent

    npx skills add anthropics/claude-for-legal --skill cold-start-interview
  • Skill customize

    Guided customization of your IP practice profile — change one thing without re-running the whole cold-start interview. Adjust risk posture, escalation contacts, portfolio scope, brand protection…

    Any agent

    npx skills add anthropics/claude-for-legal --skill customize
  • Skill fto-triage

    Freedom-to-operate triage — a structured first look at potentially blocking patents, not an FTO opinion. Use when a product, process, or feature is being evaluated for blocking patents, when asked…

    Any agent

    npx skills add anthropics/claude-for-legal --skill fto-triage
  • Skill infringement-triage

    Infringement triage across trademark, copyright, patent, and trade secret — a flag list with the factors cutting each way, not a finding.

    Any agent

    npx skills add anthropics/claude-for-legal --skill infringement-triage
  • Skill invention-intake

    Invention disclosure first-pass screen — novelty, obviousness, §101 eligibility, bar dates, detectability, and strategic value.

    Any agent

    npx skills add anthropics/claude-for-legal --skill invention-intake
  • Skill ip-clause-review

    Review the IP clauses in an agreement — assignment, ownership, license grants, warranties, indemnities. Use when reviewing IP terms in employment, consulting, SOW, vendor, or licensing agreements…

    Any agent

    npx skills add anthropics/claude-for-legal --skill ip-clause-review
  • Skill matter-workspace

    Manage matter workspaces — create, list, switch, close, or detach the active matter. Use in multi-client private practice to keep one client's context separate from another, or when a substantive…

    Any agent

    npx skills add anthropics/claude-for-legal --skill matter-workspace
  • Skill oss-review

    Open source license compliance check for a dependency list, a single library, or outbound code. Use when reviewing a manifest, SBOM, or repo for copyleft obligations and license compatibility, when…

    Any agent

    npx skills add anthropics/claude-for-legal --skill oss-review
  • Skill portfolio

    Track the IP portfolio — registrations, renewals, maintenance fees, and use declarations. Use when checking what's renewing, adding or updating an asset, recording a maintenance filing, or auditing…

    Any agent

    npx skills add anthropics/claude-for-legal --skill portfolio
  • Skill takedown

    Draft a DMCA takedown notice, triage one you received, or draft a §512(g) counter-notice. Use when asserting copyright through a §512(c)(3) takedown with the fair-use and perjury gates, when an…

    Any agent

    npx skills add anthropics/claude-for-legal --skill takedown

Agents (1)

  • Agent ip-renewal-watcher

    Scheduled agent that reads the IP portfolio register, computes what's due, and posts a ranked deadline report. Runs weekly by default.

From Anthropic's public plugin directory, read on 2026-10-15. Find a skill by task.