Natalie S. Rizkalla-Kamel

Natalie Rizkalla-Kamel is a Toronto-based Gowling WLG partner specializing in intellectual property litigation, trademark prosecution, strategic global trademark portfolio management, and transactional intellectual property work.

Natalie has a broad range of experience in all aspects of IP litigation at all levels of Court, with a focus on contentious work in the areas of patents, trademarks, and copyright. She has acted for clients from various industries, including: retail, cosmetics, manufacturing, cannabis, financial services, and pharmaceuticals. She is dedicated to understanding her clients' business interests and goals, developing an effective litigation strategy, and advising them toward favourable outcomes in each case.

Natalie is also a registered trademark agent in Canada, and her practice involves advising clients with both small and large portfolios on the acquisition, protection, and enforcement of their trademark rights in Canada and globally.

Given the legalization of recreational cannabis in Canada in 2018, Natalie has also developed a niche practice at Gowling WLG in the cannabis sector. She assists Canadian cannabis clients in developing brand strategies, and has been called on to represent clients in trademark disputes (both in and out of court) with respect to their cannabis brands in Canada. She has also has assisted clients with numerous manufacturing and licensing transactions in the cannabis space. Natalie has actively published and presented about cannabis branding and trademarks, and was recently interviewed by the World Trademark Review about brand strategy and trends for cannabis within the Canadian landscape for an article entitled, "Cannabis retailers have their work cut out for them in terms of trademark and brand strategy" (April 30, 2021).

Natalie is an active member of the IP community, and participates in writing on new developments in intellectual property law. She also serves on the committees of several professional associations, including the Intellectual Property Institute of Canada, the Canadian Bar Association (Intellectual Property Section), and the International Trademark Association. She also sits on the CLE Board, and is vice-chair of the International Action Group of the American Bar Association (Intellectual Property Section).

In 2017, Natalie was named a Lexpert "Rising Star: Leading Lawyer Under 40" for being at the top of the legal profession in Canada, as well as in recognition of her professional achievements and contributions to the community. She is consistently ranked as a World Intellectual Property Review (WIPR) Leader, and was most recently ranked in World Trademark Review 1000 (2022), the Canadian Legal Lexpert Directory (2022) for Intellectual Property and Intellectual Property Litigation, Chambers Canada 2023 for Intellectual Property and Best Lawyers in Canada 2023.

Prior to joining Gowling WLG, Natalie received an MSc in Civil Engineering from Queen's University, under a National Sciences and Engineering Research Council of Canada (NSERC) scholarship, and worked as a structural engineer. She is licensed as a Professional Engineer (PEng) in Ontario.

Associations professionnelles

  • American Bar Association (Intellectual Property Section)
  • Canadian Bar Association
  • International Trademark Association
  • Law Society of Ontario
  • Professional Engineers Ontario
  • Intellectual Property Institute of Canada


  • Natalie Rizkalla-Kamel (Panelist) "Cannabis Trademarks: Global IP Portfolios and Global Trade" (ABA The Global Business of Cannabis Conference, Denver, Colorado, Nov. 12, 2021)
  • Natalie Rizkalla-Kamel (Panelist) "Cannabis Trade in the Americas: Preparing Your Clients for the Future" (ABA The Global Business of Cannabis Conference, Denver, Colorado, Nov. 11, 2021)
  • Natalie Rizkalla-Kamel (Panelist) "Ethics of working with Foreign Associates" (ABA-IP Fall Institute Conference, Sept. 30, 2021)
  • Natalie Rizkalla-Kamel (Panelist) "IP & Indigenous Arts & Culture" (Intellectual Property Institute of Canada, Webinar, July 14, 2021)
  • Natalie Rizkalla-Kamel (Panelist) "Beyond the high: An international perspective on branding in the cannabis industry" (Association of Corporate Counsel, Nov. 19, 2019)
  • Natalie Rizkalla-Kamel & Trevor Newton "Intellectual Property For Innovation in Cannabis Sciences" (speakers at the Canadian Cannabis Sciences, Research and Innovation Symposium, April 2019)
  • Natalie Rizkalla-Kamel (Speaker) "Beyond the High: A Global View on Brand Considerations for Cannabis" (Panelist at the 2019 ABA-IPL Annual Meeting and 34th Intellectual Property Law Conference, April 2019).
  • Jennifer Ko & Natalie Rizkalla-Kamel "Corporate IP Strategy: Protecting Knowledge Assets During the Business Life Cycle" (Webinar presented as part of the CBA's Skilled Lawyer Series 2017).
  • Natalie Rizkalla-Kamel (Moderator) "The dos and don'ts of parallel litigation and prosecution" (CBA IP Day 2017).
  • Natalie Rizkalla-Kamel, Anita Nador & Larry Cox "Composites Innovation and Intellectual Property Protection" (Presentation at The Composites and Advanced Materials Expo, Oct. 13-16, 2014).
  • Lisa R. Lifshitz & Natalie Rizkalla-Kamel, "Trade Secrets and Confidential Information: Law, Protection and Enforcement" (Paper presented to the 6th Annual IT Law Spring Training Program, May 2006).
  • David Aylen & Natalie Rizkalla-Kamel, "Expert Evidence in the Courts", (Paper presented to the CBA Advocacy Program, May 2006).


  • Jasleen Chahal and Natalie Rizkalla-Kamel, 'Newspaper Trademark Saga Highlights Key Principles for Distinctiveness,' International Trademark Association (INTA) Bulletin, Vol. 74 No. 7 (April 15, 2019).
  • Natalie Rizkalla-Kamel, "Improved access to justice for trade mark owners in Canada," Financier Worldwide (April 2012).
  • Natalie Rizkalla-Kamel, "The Supreme Court of Canada Re-examines the Canadian Approach to Judicial Review of Administrative Decisions," Intellectual Property, Volume XIV, No. 4 (2009).
  • Natalie Rizkalla-Kamel, Case Summary: Ratiopharm Inc. v. Laboratories Riva Inc. 2006 FC 889, (2006), IPIC Bulletin, Vol. 7 (September/October 2006).
  • Ken Clark & Natalie Rizkalla-Kamel, "Patent Enforcement" in Adrienne M. Blanchard & Jane B.H. Steinberg, Life Sciences Law in Canada, looseleaf (Thomson Carswell, August 2006).