Eugene Gierczak is the national chair of the firm’s Intellectual Property and Information Technology Group. He provides advice on all aspects on intellectual property law including litigation.

Eugene is a registered professional engineer for the province of Ontario, as well a lawyer and registered patent and trade-mark agent. He has a long established history of drafting original patent applications covering a variety of technologies with a focus on the chemical and mechanical fields, with a particular expertise on fluid processing methods. He prosecutes patents to issuance in Canada and worldwide.

Key Practice Expertise

Intellectual Property

Patent, Trade-mark & Copyright, and

Industrial Design Application

IP Litigation

IT Licensing

Internet Law

Municipal Services


Areas of Focus

Chemical & Mechanical Patents Patent Prosecution

Trade-mark and brand protection

Year of Call 

Ontario Bar, 1979


LL.B., Osgoode Law School

B.Sc. (Chem. Eng.), Queen’s University

Publications & Presentations

“Comparison of Canadian and Brazilian Intellectual Property Law,” Greater Toronto Marketing Alliance, Sao Paulo, Brazil, 2013

“Patent Protected,” Lexpert 2010 Guide to the Leading US/Canada Cross-Border Litigation in Canada, December 2010

“Comparison of Canadian and Czech Intellectual Property Law,” Canadian Bar Association topics in Prague, Czech Republic, 2000

“E-cheques Bouncing All the Way to Court,” Recent Developments – Business Law in Canada, Spring 2008

“Technology Transfers,” Canadian Bar Association topics in Warsaw, Poland, 1999