Gunars Gaikis > Smart & Biggar > Toronto, Canada > Lawyer Profile

Smart & Biggar
York Street

Work Department

Pharmaceutical Litigation




Gunars Gaikis is one of Canada’s premier and most experienced life sciences IP litigators, with over 25 years of experience in the highly specialized field of pharmaceutical and biological patent litigation. He has appeared as lead counsel in numerous precedent setting IP cases before the Ontario, Federal and Supreme Courts. Recently named 2019 IP Litigation Lawyer of the Year by Benchmark Canada and 2018 Outstanding IP Practitioner of the Year in Canada by Managing Intellectual Property, Gunars has also been recognized as a World IP Review Leader since 2016, the Biotechnology Law “Lawyer of the Year” in Toronto by Best Lawyers for 2013 and 2017, and as one of the top thirty patent attorneys in the world by Expert Guides: Best of the Best since 2014. He has been listed in the Lexpert® Guide to the Leading US/Canada Cross-Border Litigation Lawyers in CanadaThe Canadian Legal Lexpert® Directory, Chambers GlobalThe Best Lawyers in CanadaBenchmark Canada (as one of Canada’s top 50 trial lawyers in 2018 and 2019), LMG Life Sciences, Euromoney’s Expert GuidesWho’s Who Legal, MIP’s IP Stars Handbook,IAM Patent 1000 and several other internationally recognized directories. Gunars is a licensed pharmacist and registered Patent and Trademark Agent.


  • Fellow, Litigation Counsel of America
  • Fellow, Intellectual Property Institute of Canada
  • Member, Pharmaceutical Trade Marks Group
  • Member, American Intellectual Property Law Association
  • Past long-time Chair of the Patent Committee of the IP Section, Canadian Bar Association
  • Editorial board member of LSIPR Newsletter


  • Osgoode Hall, York University, J.D., 1981
  • Residency in Hospital Pharmacy, 1978
  • University of Toronto, B.Sc.Phm. (Pharmacy), 1977

Lawyer Rankings

Canada > Intellectual property

(Leading individuals)

Gunars GaikisSmart & Biggar

Smart & Biggar is a market-leading IP boutique, with specialists in a full range of IP matters. A top choice for high-stakes disputes, the team acts for rights owners across a huge variety of industry sectors, but has built a particularly strong reputation in the areas of pharmaceuticals and life sciences. François Guay in Montréal is a hugely experienced litigator with expertise covering patents, trademarks, copyright and industrial designs. Sheldon Hamilton, who heads the litigation group, has particular experience in pharmaceutical litigation, as does Gunars Gaikis in Toronto. Mark Evans heads the Toronto office and is an authority on trademark protection, management and counselling services. Also recommended is Mark Biernacki, who focuses on trademark litigation and prosecution.