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Jordana Sanft listen


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. .



Jordana Sanft (she/her)

is a partner at Lenczner Slaght.

"[Jordana] Sanft excels at unravelling the most convoluted life sciences questions and impresses with her keen eye for detail and practical problem-solving approach. " — IAM Patent 1000

Jordana develops strategic, creative, and client-focused solutions to achieve success and advance client objectives.

Jordana practices in all areas of intellectual property law and has over 20 years of experience in patent, trademark, and copyright disputes. She is recognized for treating clients as partners, providing practical and strategic advice, and obtaining 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. Jordana 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 litigation proceedings in a series of challenges under the amended PM(NOC) Regulations. Drawing on deep industry expertise, Jordana also represents clients in judicial review proceedings, regulatory matters, and damages actions. Her IP experience spans a wide range of industries including technology, biotechnology, consumer products, energy, packaged goods, hospitality, and agriculture.

As part of her approach in leading IP litigation matters, Jordana engages with clients to optimize success on a local and global level. She is regularly involved in multi-jurisdictional matters and works to overcome cross border challenges. Jordana also works closely with clients in the pre-litigation context, by providing advice and devising sophisticated early-litigation strategy. Jordana seeks to protect and enforce intellectual property rights.

Jordana has an interest in legal issues at the intersection of IP and artificial intelligence and is a frequent writer and speaker in this space. Jordana is very active in the legal and IP community including as an invited speaker, writer, committee member and Chair, Director, and mentor.

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

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  • Intellectual Property Institute of Canada - Director (2022-2024); Conference Committee Chair (2021-2023); Vice Chair (2019-2021); Women in IP Networking Group

  • Canadian Bar Association - Intellectual Property Section; Federal Courts Bench and Bar Liaison Committee - Chair (2023-2024) 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 (2020-2024)

    Intellectual Property – Litigation (Canada)

  • Chambers Canada (2020-2024)

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

  • Canadian Legal Lexpert® Directory (2018-2024)

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

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

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

  • Best Lawyers in Canada (2015-2024)

    Intellectual Property

  • IAM Patent 1000 (2019-2020; 2022-2024)

    Patent Litigation: Recommended Individual (Gold)

  • Lexpert Special Edition: Canada's Leading Litigation Lawyers (2022-2023)

  • Lexpert Special Edition: Canada's Leading Technology & Health Sciences Lawyers (2022-2024)

  • Lexpert®/American Lawyer Guide to the Leading 500 Lawyers in Canada (2024)

    Intellectual Property

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