Eugene Gierczak

Counsel / Patent & Trademark Agent
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Executive summary

Eugene provides comprehensive advice across all areas of intellectual property law, including litigation, corporate transactions, and the protection of patents, trademarks, copyrights, and designs. He works closely with clients to help them define, protect, and leverage their intellectual assets in ways that support their broader business objectives.

In addition to being a lawyer, Eugene is a registered professional engineer in Ontario and a registered patent and trademark agent in both Canada and the United States. He has extensive experience drafting and prosecuting patent applications across a wide range of technologies, including chemical, mechanical, electrical, metallurgical, artificial intelligence, and computer-related innovations, and regularly assists clients with patent issuance in Canada, the U.S., and internationally.

Eugene also advises on technology transfers, joint ventures, licensing arrangements, and intellectual property issues arising in corporate transactions. An experienced litigator, he represents clients in infringement, validity, and enforcement matters before Canadian courts, incorporating alternative dispute resolution strategies where appropriate to align legal outcomes with business goals.

A frequent author and speaker, Eugene regularly shares his insight on intellectual property and technology-related topics with legal and business audiences in Canada, the United States, Brazil, and Europe. His approach is grounded in understanding each client’s business and delivering practical, value-driven IP strategies tailored to their needs.

Expertise

Education

Osgoode Hall Law School, York University, LLB

Queen’s University, BSc in Chem. Eng

Bar admission

Ontario, 1979

Insights

Presentations

  • Presenter, Doing Business in Canada – IP Issues, Sao Paolo Brazil, and New York, NY, 2019
  • Presenter, Designing Competitive IP Strategies for North American and Asian Markets, 2015 Chief IP Counsel Exchange, Texas, September 2015
  • Moderator, Understanding & Communicating the Value of IP in M&A Transactions, Global IP Exchange, Austin Texas, February 21-23, 2015
  • Moderator, The Importance of IP in Transactional Matters: An Initial Consideration or Afterthought, La Jolla, December 6-8, 2009
  • Big Data-Secrets You Must Know From an IP Lawyer, University Ontario Institute of Technology, 2015
  • Comparison of Canadian and Brazilian Intellectual Property Law, GTMA, Sao Paulo, Brazil, 2014
  • Intellectual Property – Is it Worth Protecting, Markham Convergence Centre, 2013
  • Intellectual Property Protection in Canada, Ubifrance, 2013
  • Sales From Social Media, Legal Issues, CED Workshop, Toronto, 2011
  • An Overview of Bilateral Israel/Canada Intellectual Property, Strategic Alliances and Licensing Strategies, Tel-Aviv, Israel, 2011
  • GIS and the Law, Collaborative Issues in GIS, URISA OC, 2011
  • Patent Protected, Lexpert 2010 Guide to the Leading US/Canada Cross-Border Litigation in Canada, December, 2010
  • Comparison of Canadian and Czech Intellectual Property, Canadian Bar Association, topics in Prague (Czech Republic), 1991
  • Technology Transfers, Canadian Bar Association, topics in Warsaw Poland, 1990

Memberships and recognition

Professional memberships

  • Member, Law Society of Ontario Member
  • Member, The Canadian Bar Association
  • Member, INTA (Intellectual Trademark Association)
  • Past Member, Association of Professional Engineers of Ontario, Disciplinary Hearing Committee
  • Member of Canada Poland Chamber of Commerce
  • Past Director of Greater Toronto Marketing Alliance (GTMA)

Board memberships

  • Past President, Mississauga Symphony
  • Past President, Mississauga Art Gallery
  • Past President, Mississauga Chapter of Professional Engineers of Ontario
  • Past Councillor for the Association of Professional Engineers of Ontario

Recognition

  • Award for Excellence, Patents and Trademarks Lawyer, Canadian-Polish Chamber of Commerce, 2015