Intellectual Property: Litigation | Canada

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 law 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 and copyright matters and is able to provide representation in provincial courts across Canada. Its strength is particularly prominent in its Ottawa and Toronto offices.

McCarthy Tétrault has a market-leading team of intellectual property lawyers who regularly handle both contentious and non-contentious work. The law firm acts for a stable of impressive domestic and international clients, such as media and broadcasting and technology companies, on patent, trade mark and copyright issues, including major litigation. The litigation team in particular is noted for representing telecommunications and pharmaceutical clients in significant patent disputes. The firm derives much of its strength from its experts in Toronto, with additional experts in Western Canada.

Smart & Biggar is a well-established IP and innovation boutique with offices in Ontario, Québec, Alberta and British Columbia. The law firm maintains an impressive IP development service, assisting high-profile clients with issues ranging from licensing and marketing to enforcement and litigation. Reputed for its bench strength and high-quality representation, it has proven skill in patent, copyright and trade mark litigation as well as a substantial range of commercial IP matters. The group services clients in a diverse range of sectors, including telecommunications, pharmaceuticals and the media industry, and has an impressive portfolio of clients in e-commerce and technology.

Fasken is recommended for its skilled handling of patent and trade mark infringement and prosecution files, often servicing an enviable roster of domestic and international clients. The law firm regularly handles pharmaceutical litigation and copyright disputes across the nation, with noted strength in Montréal. Its IP capabilities are supported by strong regulatory teams focused on the life sciences sectors. The team is well known for its work in the technology and telecommunications sectors, and has a diverse client base which ranges from startups to multinational corporations.

Osler, Hoskin & Harcourt possesses a strong team of intellectual property practitioners, providing support to domestic and international clients hailing from the biotechnology, pharmaceutical and telecoms sectors. The law firm is well regarded for its patent and trade mark prosecution and litigation work, with added experience handling the IP aspects of corporate transactions. It regularly also provides advice on copyright matters.

The intellectual property team at Torys is experienced in a broad range of litigation and commercial matters for a variety of prominent clients, including those in the chemical, banking, pharmaceutical and life sciences sectors. The Toronto-based law firm also handles an array of regulatory, prosecution and advisory work, including complex patent and copyright issues. It is also noted for its deep expertise in portfolio management and for its work on trade mark mandates.

Blake, Cassels & Graydon maintains an experienced IP group highlighted for its handling of patent infringement disputes for high-profile industry clients. The law firm also has knowledge of IP licensing arrangements and regulatory mandates. It offers expertise in an array of IP-related matters to its client roster, which includes a range of household names in pharmaceuticals, technology and financial services.

Lenczner Slaght is a well-recognised brand when it comes to dispute resolution and enjoys a solid reputation in the intellectual property market specifically. The team possesses significant experience handling complex patent cases, acting for a number of eye-catching clients in pharmaceuticals and technology. The department also regularly acts for clients engaged in copyright disputes.

Well-known international law firm Baker McKenzie services an impressive list of global brands across pharmaceuticals, luxury consumer products, technology and financial services. The Toronto-based team offers significant experience in IP portfolio management and prosecution, as well as litigation, covering trade marks, copyrights and patents. The group also regularly assists with IP issues relating to significant cross-border transactions.

Cassels Brock & Blackwell is renowned for its representation of household multimedia, food and beverage, and retail sector clients in complex trade mark and copyright mandates. The law firm is highly regarded for its experience acting for clients before the Copyright Board of Canada and the Trademarks Opposition Board. The group is also active in IP litigation, covering patent, copyright, domain name and trade mark cases. The team has acted for a number of well-known global brands with regard to the licensing, enforcement and protection of trade marks.

DLA Piper has a well-established Canadian group with significant experience in intellectual property litigation. It represents clients in a broad array of complex IP disputes, including contentious patent and trade mark issues as well as copyright cases. The law firm possesses additional capabilities in IP portfolio management and enforcement. It acts for a range of notable life sciences, pharmaceutical and technology clients.