Nancy Pei > Smart & Biggar > Toronto, Canada > Lawyer Profile

Smart & Biggar
York Street

Work Department

Pharmaceutical Litigation, Life Sciences Regulatory & Compliance




Nancy Pei is a  principal in Smart & Biggar’s Toronto office. With hands-on experience as a pharmacist and over 20 years of patent litigation expertise, Nancy has established a successful IP practice focused exclusively in the field of life sciences—including pharmaceuticals and biologics. As a patent litigator, Nancy advocates on behalf of innovative life sciences companies in cases relating to the PM(NOC) Regulations, in patent infringement/impeachment actions, s. 8 cases, related quantification reference proceedings and judicial review applications. She has represented clients before the Federal Court of Canada, the Federal Court of Appeal, the Supreme Court of Canada and the Ontario Superior Court of Justice. She also provides advice on matters relating to patent listing, data protection, Certificates of Supplementary Protection, the Patented Medicine Prices Review Board and access to information requests. Nancy is named as a leading Life Sciences legal practitioner in The Best Lawyers in Canada, Lexpert, LMG Life Sciences, Who’s Who Legal, MIP IP Stars: Patents, IAM Patent 1000, and Expert Guides: Women in Business LawPatents and Life Sciences. BSc (Pharmacy); LLB. She is a Pharmacist, Patent and Trademark Agent and Lawyer. Called to the Ontario Bar in 1997.


  • Fellow, Intellectual Property Institute of Canada
  • Member, The Advocates’ Society
  • Director, BIOTECanada


Lawyer Rankings

Canada > Intellectual property

(Leading individuals)

Nancy PeiSmart & Biggar

Smart & Biggar is Canada’s leading IP and technology boutique, leveraging over 130 years in the market and five offices nationally. In Toronto, Mark Evans is a star name for trademark protection, management and counselling, also enjoying a track record in precedent setting disputes, whereas Nancy Pei is a market leader for pharmaceutical patents and litigation, as well as operations within the life sciences sector; the duo are based alongside Matthew Zischka, the firm’s managing partner, Sheldon Hamilton, who leads the litigation group, as well as Mark Biernacki, an up-and-coming partner for all-manner of disputes, including trademark, copyright, patent and industrial design proceedings within the higher courts. The Ottawa office is home to firm chair, Daphne Lainson, as well as Elliott Simcoe who leads the patents, electrical and mechanical group, and Steven Garland who has undertaken all-manner of critical disputes for names such as Amazon, McDonald’s and Shell. François Guay serves as chair of the IP strategy group, operating from the Montreal office, and has notably provided representation in over 100 jurisprudence cases including those with patent, industrial design and copyright elements.