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Mistral is a full-stack AI company providing frontier models, developer tools, applications, and compute solutions for enterprises in finance, manufacturing, defense, healthcare, and the public sector. The legal team comprises 30 people across Paris, London, and Palo Alto, covering compliance, IP, contracts, and corporate matters.
As a US Patent Attorney on the legal team, you will build and manage Mistral's strategic intellectual property portfolio, protecting innovations while supporting global growth. You will work closely with research, engineering, and product teams to identify, prioritize, and secure patentable inventions, shaping the future of open-source AI while aligning IP strategy with the company's mission.
Key responsibilities include:
- Identifying and prioritizing patentable inventions by engaging with researchers, engineers, and product managers, advising on trade secrets versus patent filings
- Drafting invention memos and patent applications, translating complex technical ideas into clear, defensible disclosures
- Managing global patent prosecution, including office action responses and coordination with outside counsel
- Developing and maintaining internal IP processes, tools, and documentation, including dashboards for tracking filings, deadlines, and portfolio metrics
- Supporting M&A due diligence by assessing IP portfolios, freedom-to-operate risks, and competitive positioning of targets
- Administering and evolving the inventor recognition program, including bonuses, awards, and visibility initiatives
- Aligning patent strategy with Mistral's open-source objectives and recommending participation in defensive patent networks or alliances
Requirements:
- Proven experience drafting patents in complex software/AI domains, with deep understanding of AI patent eligibility in the US and Europe
- Hands-on experience with LLMs or other GenAI technologies, including ability to decode and articulate technical concepts like model architectures or training methods
- Experience selecting, managing, and optimizing external patent firms to ensure high-quality, cost-effective prosecution
- Ability to engage with researchers and engineers, extract critical information, and explain IP concepts to non-legal audiences
- Self-driven and resourceful, with talent for anticipating needs, engaging stakeholders, and documenting processes
- Business acumen to understand how patents drive value for a scale-up, combined with familiarity with open-source licenses and their intersection with patents
- Fluent English (required for legal/technical writing)
