Lawyer Profile
Corey McClary
Toronto, Ontario
Overview
Corey McClary is Counsel at Lenczner Slaght LLP in Toronto, specializing in intellectual property law with an emphasis on pharmaceutical patent litigation. He advises and represents clients in PM(NOC) actions, patent infringement and impeachment proceedings, judicial review and strategic patent and regulatory matters. Before joining Lenczner Slaght in 2023, he summered, articled and practised in the intellectual property litigation group at Norton Rose Fulbright Canada LLP in Toronto. He holds a JD from Osgoode Hall Law School, a PhD in organic chemistry from the University of Toronto and a BSc in chemistry from Memorial University of Newfoundland, and was called to the Ontario Bar in 2017.
Practice Areas
Bar Information
Ontario, 2017
Professional Details
Education
JD, Osgoode Hall Law School, 2016
PhD (Chemistry), University of Toronto, 2013
BSc (Chemistry), Memorial University of Newfoundland, 2008
Associations
Toronto Intellectual Property Group
Ontario Bar Association
Intellectual Property Institute of Canada, Patent Committee, 2025-2027
Awards & Recognition
Best Lawyers in Canada, 2025-2026: Ones to Watch - Intellectual Property
Articles & Speeches
Health Canada's Ministerial Reliance Order: A New Era in Canadian Drug Regulation, July 23, 2026
A Tale of Two Standards: Why Hikma May Have Had a Different Fate in Canada, June 17, 2026
Fall Regulatory Round Up, co-authored with Cynthia L. Tape and Jordana Sanft, September 30, 2024
Organoboron-Promoted Regioselective Glycosylations in the Synthesis of a Saponin-Derived Pentasaccharide, The Journal of Organic Chemistry, 2015
Applications of Organoboron Compounds in Carbohydrate Chemistry and Glycobiology: Analysis, Separation, Protection and Activation, Carbohydrate Research, 2013
Anion Receptors Composed of Hydrogen- and Halogen-Bond Donor Groups: Modulating Selectivity With Combinations of Distinct Noncovalent Interactions, Journal of the American Chemical Society, 2011
Ligand Directed Self-Assembly vs. Metal Ion Coordination Algorithm: When Does the Metal Take Control?, Dalton Transactions, 2011
Selected Decisions
Genentech Inc and Hoffmann-La Roche Limited v Biosimilar Collaborations Ireland Limited, Federal Court PM(NOC) action involving Canadian Patent Nos. 2,788,253 and 2,711,798
Hoffmann-La Roche Limited v The Minister of Health, Attorney General of Canada and Biosimilar Collaborations Ireland Limited, Federal Court judicial review
The NOCO Company, Inc. v Canadian Tire Corporation, Limited, Federal Court patent infringement action involving Canadian Patent No. 2,916,782
Merck Canada Inc v The Minister of Health, Federal Court judicial review concerning a certificate of supplementary protection and BELSOMRA
Gilead Sciences, Inc. et al v Pharmascience Inc., Federal Court PM(NOC) action involving Canadian Patent Nos. 2,845,553 and 2,990,210
Bernard Charles Sherman v Pfizer Canada Inc., patent infringement action
Genentech Inc v Celltrion Healthcare Co, Federal Court PM(NOC) actions concerning trastuzumab