Canada

Firm overview

Founded in 2006 with offices in London and Toronto, Brunet & Co is a privately held Canadian law firm specialising in intellectual property (IP) law . With a focused team of patent agents, lawyers, engineers, scientists, and business development professionals, Brunet & Co serves both Canadian clients and international corporations seeking IP protection in Canada.

Expertise & Services

The firm offers a full suite of services across patents, trademarks, industrial designs, and IP litigation. They have deep sector knowledge in pharmaceuticals, chemicals, life sciences, and software, and provide comprehensive support ranging from global patent prosecution to trademark filings and enforcement.

Their technology-driven processes automate patent filings with the Canadian Intellectual Property Office, enhancing efficiency and speeding time to filing.

Global Reach

While headquartered in London, Ontario, and maintaining a presence in Toronto, Brunet & Co operates internationally ─ supporting clients from the USA, Europe, and Asia to secure IP rights in Canada via a harmonised legal approach.

Key Strengths

Highly specialised technical expertise: in-house engineers, chemists and patent lawyers collaborate to craft high-quality patent applications.

Streamlined processes: automated workflows and close integration with corporate IP teams standardise filings, communications, and invoicing.

Industry recognition: recently named an Award‑Winning Law Firm in Canada by The Patent Lawyer Magazine 2025
brunetco.com.

Clients & Culture

Brunet & Co serves a diverse client base including startups, multinational corporations, and academic institutions. With a tight-knit team of fewer than ten professionals, they emphasise personalised client service, strategic IP counselling, and international collaboration.

Firm overview

Osler’s top-ranked Intellectual Property team is renowned for its deep bench strength, featuring excellence in IP litigation; a stellar record in blockbuster patent and trade-mark prosecution; expertise in portfolio advising and management; and unmatched experience in helping realize the value of IP portfolios in mergers, reorganizations and other business transactions.

The team has a well-earned international reputation for excellence in Canadian IP litigation, including cross-border matters, built on our winning trial record representing some of the world’s most prominent companies and innovators in resolving their ground-breaking patent, copyright and trade-mark disputes in Canada.  

Osler’s Intellectual Property professionals offer proven expertise and superior service for clients of all sizes across a broad range of industries, including pharmaceuticals, biotech, technology, life sciences, electronics, aeronautics, consumer products, sports and entertainment, food services, and mechanical, chemical and software engineering.

We have extensive experience in drafting, filing, prosecuting and maintaining patent and industrial design applications in Canada, including for leading Canadian and multinational companies. Our patent agents, most of whom are PhD or Masters qualified, are highly proficient in dealing with patent protection and patent avoidance issues in the design, engineering and manufacturing of products, and particularly products to be distributed simultaneously in multiple jurisdictions. We regularly conduct freedom-to-operate studies and render opinions in respect of Canadian patents for our clients.

Osler has in-depth experience in clearing, registering, maintaining and enforcing trade-mark rights in Canada and internationally, on managing domestic and international portfolios for leading Canadian and global corporations and in successfully representing clients’ interests before the courts and intellectual property administrative tribunals. We also service an extensive network of foreign law and agency firms, assisting those firms in protecting the Canadian rights of their clients. For many consecutive years, Osler has been among the top filers of trade-mark applications with the Canadian Intellectual Property Office (“CIPO”).

Osler’s Intellectual Property team also represents clients in disputes and litigation involving copyright (including infringement claims, ownership disputes and Copyright Board tariff proceedings), trade-marks (including infringement claims, expungement proceedings and Trade-Mark Opposition Board proceedings), domain names, trade secrets/confidential information, anti-counterfeiting and misleading advertising.

Firm overview

For more than a 125 years, the world’s top companies have looked to Gowling WLG to maximise and protect their treasured intangible assets, both at home and abroad. As the global economy grows ever more knowledge-driven and evolutionary leaps in technology transform the competitive landscape, clients continue to rely on us to help them navigate a changing intellectual property marketplace.

Full lifecycle solutions

Every step on the path to success requires a unique approach to your IP assets. From initial drafting and registration to complex enforcement matters, through to the management and monetisation of large international portfolios, our team is equipped to assist you during the entire lifecycle of your IP assets.

We’re pleased to offer strategies and solutions across the full spectrum of IP rights – with core specialisms in trademarks, brands and designs, patents, enforcement and litigation, IP transactions, trade secrets and copyright, as well as advertising and product regulation.

Borderless support

Home to more than 200 IP practitioners around the world, Gowling WLG protects intangible assets across all industry sectors and in more than 100 countries. We offer prosecution services from our offices in Canada, China, the UAE and – via our exclusive association with JurisAsia – Singapore. We match these services with robust enforcement capabilities from these offices, as well from our offices throughout Europe. This platform is complemented by an expansive network of established relationships with some of the top IP practices worldwide – ensuring you receive the very best advice wherever business takes you.

Experience you can trust

From new applications for artificial intelligence to major breakthroughs in pharmacology, it’s vital that your IP adviser be able to recognize the full value of your IP. Harnessing advanced career and educational backgrounds in science, engineering and technology, we work closely with you to develop fulsome strategies for even the most intricate inventions. This is just one of the reasons why, year after year, our professionals are recognised by some of the world’s most respected legal publications.

End-to-end legal services for your business

Outside of our IP service offering, Gowling WLG is equipped to advise you in virtually every area of law relevant to business. For our clients, including other IP firms with whom we work around the world, this is a unique benefit. Beyond the convenience of working with a single service provider, our holistic approach ensures your IP strategy neatly aligns with other areas of your business – from privacy and employment to commercial transactions.

Discover how we can help protect what makes your business unique. Contact a member of our team today.

Firm overview

Founded in 2008, BRION RAFFOUL LLP is a leading Canadian IP law boutique firm.

We have a strong Canadian client base that includes universities, Canadian government agencies, multinational corporations, and small, medium, and large Canadian businesses. Our clients operate across a broad spectrum of technical domains, with deep experience in artificial intelligence, cybersecurity,telecommunications, and electronics. We also have a rapidly growing practice in the fields of oil and gas, microbiology, and pharmaceuticals.

BRION RAFFOUL LLP’s team of lawyers and patent and trademark agents are exceptionally skilled in securing and managing IP assets globally. Our patent agents, with backgrounds in engineering and other scientific disciplines, are highly experienced in procuring patents in cutting-edge fields. We offer a complete suite of IP services that includes managing patents, trademarks, and design registrations in Canada, the United States, and worldwide.

Through our robust international network of associates, we protect our clients’ IP assets throughout the world. In addition to our Canadian clients, we represent a broad array of foreign clients seeking to protect their intellectual property in Canada, both directly and through foreign associates.

Since 2014, BRION RAFFOUL LLP has been ranked as one of the top patent prosecution firms in Canada by IAM Patent 1000, which is commonly regarded as the definitive ‘go-to’ resource for those seeking to identify world-class private-practice patent expertise across the world. We have also received IAM’s prestigious silver ranking since 2016. This incredible achievement reflects the continued dedication and expertise of our exceptional team, who have consistently delivered outstanding intellectual property services to our clients. In addition to this prestigious silver ranking, both Natalie Raffoul and Art Brion are recognized as “Highly Recommended Individuals”, and Natalie is recognized as a global IP leader in IAM Strategy 300.