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Jordana Sanft listen

About

Jordana* is a top-notch advocate who is recognized on a national and global level for her deep expertise in intellectual property litigation. While she has served as lead counsel in precedent-setting patent litigation for pharma and life sciences clients, her experience in IP extends across a range of industries. Collaborating closely with her clients, she works to achieve their objectives and optimize results. In every case, Jordana brings innovation§ to her work by advancing ideas that can overcome any challenge. She uses logic, reason and creativity in creating winning strategies. Her passion for intellectual property law is evident in the energy and skill she brings to litigation . As one of the top women in IP globally, clients trust Jordana to handle their most complex cases. .

Expertise

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Jordana Sanft (she/her)

is a partner at Lenczner Slaght.

"Jordana draws upon her experience, technical expertise, advocacy skills, and comprehensive understanding of the law to deliver the best results for her clients." — Chambers Canada

Jordana is a leading litigator with over 25 years of experience in complex, high-stakes disputes, from patent, trademark, and copyright litigation to commercial disputes and judicial review. She co-leads the firm's Intellectual Property group. Jordana is known for creative, pragmatic litigation strategies grounded in deep technical and industry knowledge and a thorough understanding of her clients' business objectives. She treats her clients as partners, acting as a trusted adviser from the earliest stages of a dispute through to its resolution and achieving successful results in and out of the courtroom.

Jordana regularly acts in patent impeachment and infringement actions, including proceedings under the Patented Medicines (Notice of Compliance) Regulations, and has particular expertise in the pharmaceutical and life sciences industry, having worked on some of the most complex cases in Canada. Jordana led the first precedent-setting challenges under the amended PM(NOC) Regulations. She also represents clients in judicial review proceedings, including challenges to administrative decisions and delegated legislation, regulatory matters, and damages actions. Her litigation practice extends across a wide range of industries, including technology, biotechnology, infrastructure, consumer products, energy, packaged goods, hospitality, and agriculture. She is particularly sought after by clients who put innovation and technology at the core of their business.

Jordana engages closely with clients to align litigation strategy with their commercial objectives at the local and global level. She is experienced in coordinating multi-jurisdictional litigation and navigating the cross-border complexities that arise in global disputes. She advises clients on pre-litigation strategy, developing sophisticated and practical positions to achieve the strongest possible outcomes throughout the litigation lifecycle. Whether enforcing intellectual property rights or managing commercial disputes, Jordana brings the same rigour and strategic depth to every engagement.

Jordana is a recognized thought leader on emerging issues in IP and technology, including the intersection of intellectual property and artificial intelligence. She is deeply engaged in the legal and IP community as a committee member, Chair, Director, mentor, and frequent speaker and writer.

Jordana has appeared as counsel before the Federal Court of Appeal, the Federal Court, the Ontario Superior Court of Justice, and specialized tribunals including the Trademarks Opposition Board. She is a registered patent and trademark agent.

Recognized nationally and globally for her deep expertise, Jordana is trusted by clients as a powerful advocate who brings innovation, energy, and rigour to their most complex and commercially significant cases.

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  • Intellectual Property Institute of Canada - Executive Board-Treasurer (2025-2026); Director (2022-2024); Conference Committee Chair (2021-2023); Vice Chair (2019-2021); Women in IP Networking Group; Intervention Committee (2025-2028)

  • Canadian Bar Association - Intellectual Property Section; Federal Courts Bench and Bar Liaison Committee - Chair (2023-2025) and Member (2022-2023); IP Court Practice Committee - Chair (2017-2020) and Member (2021-present)

  • International Association for the Protection of Intellectual Property

  • The Toronto Intellectual Property Group

  • ChIPs - Non-profit organization advancing women in technology, law and policy

  • The York School - Risk Committee of the Board of Directors; Member at Large (2017-2022)

  • Youth Rising Above - Board Member (2021-2022)

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  • Chambers Global (2020-2026)

    Intellectual Property – Litigation (Canada)

  • Chambers Canada (2020-2026)

    Intellectual Property: Litigation (Nationwide – Canada), Life Sciences: IP/Patent Litigation (Nationwide – Canada) (2022)

  • Canadian Legal Lexpert® Directory (2018-2026)

    Intellectual Property (Most Frequently Recommended), Litigation - Intellectual Property (Consistently Recommended), Life Sciences & Health (Consistently Recommended)

  • Lexpert Special Edition: Canada's Leading Technology Lawyers (2021-2025)

  • Lexpert Special Edition: Canada's Leading Health Sciences Lawyers (2021-2025)

  • Best Lawyers in Canada (2015-2026)

    Intellectual Property & Biotechnology and Life Sciences Practice

  • IAM Global Leader (2025-2026)

  • IAM Patent 1000 (2019-2020; 2022-2025)

    Patent Litigation: Recommended Individual (Gold)

  • Lexology Index: Canada (2018-2026)

    IP – Patents (Global Leader), Healthcare & Life Sciences – Patent Litigation (Global Leader), Healthcare & Life Sciences – Regulatory (Global Leader), Patents (National Leader), Patent Agents (National Leader), Life Sciences (National Leader), IP – Patent Agents & Attorneys (Global Leader)

  • Lexpert Guide to the Leading 500 Cross-Border Lawyers in Canada (2024-2026)

    Intellectual Property


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