Skip to content

Gowling WLG (Canada) LLP

Intellectual Property

5 ranked lawyersBand 1Nationwide - CanadaCanada 2022 View ranking table
chambers review
department information
Ranked Lawyers
chambers review
department information
Ranked Lawyers

Chambers Review

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.

What the team is known for

Gowling WLG is renowned for its ability to handle a wide array of eye-catching IP mandates for a thriving Canadian and international client base. The firm offers a deep bench of experienced practitioners knowledgeable in litigation and non-contentious proceedings. The team is highlighted for its impressive track record in IP disputes and notable strength in patent and trade mark matters. It regularly acts for clients in the technology, healthcare and sports sectors. The firm also offers notable expertise in trade secret matters and is able to provide representation in provincial courts across Canada. Its strength is particularly prominent in its Ottawa and Toronto offices, with a notable group in Calgary.


One impressed source noted the team's "deep, reliable expertise," while another said: "They are excellent, thorough and always have the right arguments to make."

"They know us, the client, very well and can anticipate what we need," explained one interviewee, adding: "Gowlings is great to work with."

Work highlights

A team led by Ronald Dimock and Laurent Massam represented JemPak in patent infringement action against GEMAK Trust.

Notable practitioners

Anthony Creber is recognised as an eminent member of the intellectual property community. A senior partner in the firm's Ottawa office, his experience includes the representation of some of the most prominent names in global pharmaceuticals.

Christopher Van Barr is an experienced intellectual property litigator with notable expertise in patent infringement disputes. He represents industry-leading names in the pharmaceutical and technology sectors. He is based in Ottawa.

Ottawa-based Jay Zakaïb is an experienced IP attorney, with a particular focus on infringement litigation. His impressive client roster features major brands in recreational products, technology and aviation.
"He provides practical advice and guidance." "Jay Zakaïb has a reputation for being a tough litigator."

Ronald Dimock is a highly respected figure in the Canadian intellectual property market, with considerable experience leading complex patent infringement disputes. He is based in Toronto.
"He has a great breadth of knowledge of Canadian patent law."

Shelagh Carnegie acts for a number of impressive retail and consumer products brands, managing important trade mark portfolios and advising on expansion. She also co-leads the firm's global IP team from its Toronto office.
"Shelagh Carnegie provides practical and strategic advice, as well as creative solutions."

Department Information

This content is provided by Gowling WLG (Canada) LLP.


Gowling WLG is home to one of the largest and most highly regarded IP practices in Canada, as well as top teams in China, France, Germany, Russia, Singapore, the UAE and the U.K.

Our professionals deliver a full complement of intellectual property legal services to Canadian and international clients, including the enforcement of patents, trademarks and brands, copyright, industrial designs, trade secrets and related matters. We use technology to our clients’ full advantage, creating sophisticated processes that enable us to price our IP services at a level competitive to small firms without sacrificing the scope and depth of quality that a large and diverse firm provides.

We expertly manage and enforce global IP portfolios in range of key sectors, supported by the specialized education many of our professionals have in science, engineering and technology-related areas. This distinct combination of outstanding legal talent and in-depth industry knowledge enables us to better understand our clients’ work and help them maximize the full value of their IP assets.

Our intellectual property professionals have been shaping IP law for decades. Not only does Gowling WLG file more trademarks than any other law firm in Canada, but we're also counsel of record for more litigation cases than any other firm. We manage tens of thousands of files and protect and enhance our clients' IP assets all over the world.


Ash, Stuart C.

Carnegie, Shelagh

Creber, Anthony

Crichton, Michael

Dimock, Ronald E

Kingwell, Brian G.



Aviation, Aerospace & Defence



Financial institutions and services

Food & Beverage

Life Sciences


Oil & Gas

Retail & Franchising


Intellectual Property

Gowling WLG (Canada) LLP


2600-160 Elgin Street




ON K1P 1C3

View Firm Profile

Ranked Lawyers

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.

Nationwide - Canada

Intellectual Property

Shelagh Carnegie
Band 4

Intellectual Property: Litigation

Anthony Creber
Senior Statespeople
Christopher C Van Barr
Band 3
Jay Zakaïb
Band 4
Ronald E Dimock
Band 2