Clarion‘s broad IP offering encompasses the filing of trade marks and designs, enforcement actions relating to patent infringements, and IP litigation, with the team standing out for its international capacity and work with clients in the medical, pharma and retail sectors. Practice head Esther Kirwan has in-depth experience in patent litigation as well as assisting across trade marks, designs, patents and copyright work. Kirwan is supported by Sue Streatfield, who covers non-contentious IP matters, and trade mark attorney Lindsey Wrenn. Sarah Molloy is another key name for her work on global trade mark portfolios.

Haseltine Lake Kempner LLP is equipped to handle the full gamut of contentious and non-contentious IP work, regularly acting in trade mark and copyright infringement cases as well as providing ongoing IP strategy advice, and design and trade mark portfolio management assistance. Recently, the Leeds team has been involved in trade mark infringement matters on behalf of both Tesco Stores and Wren Kitchens. Jason Dainty leads the team and acts for many of the firm’s notable clients on brand protection and brand strategy issues. Further key team members include Richard Kempner, who is a well-regarded litigator, chartered trade mark attorney Amanda Mallon and Sanjeet Plaha, who excels across a broad range of IP matters. Louise Perkin joined the firm from 3volution in 2023, bolstering the team's non-contentious IP knowledge.

Womble Bond Dickinson (UK) LLP stands out for its patent litigation expertise, with the team often advising clients in the retail, consumer goods and manufacturing sectors; it also frequently works with various governmental departments. James Love leads the team, which also leverages the expertise of Rose Smalley-Gordon, and is well equipped to handle trade mark, passing off, copyright and design protection and enforcement matters. Amy Galloway and Razvan Popa, who both cover a diverse array of contentious and non-contentious IP matters, are also key names to note.

Addleshaw Goddard handles the full spectrum of IP issues, ranging from patent advice, trade mark designs and filing issues to IP litigation; the group also advises on IP matters arising from transactions. Clients primarily stem from the retail, consumer, transport and technology sectors. The growing team was strengthened in 2023 with the additions of commercial contracts and IP associate Jamie Simpson from 3volution and registered designs legal director Jemma Green from Clarion. Georgina Powling leads the team and is well versed in patent, trade mark and software licensing work as well as IP-related corporate and finance transactions.

Walker Morris LLP fields a full-service IP practice, capable of advising clients across diverse industry sectors on patent, copyright and trade mark infringements, covering non-contentious IP work as well as IP litigation. The team is led by Alan Harper, who is well versed in contentious matters related to the enforcement and protection of IP rights, and handles infringement claims as well as licensing deals and the related transactional matters. Sarah Williams is a key contact in the practice, whose recent work includes advising on trade mark portfolio management issues for some of the firm’s biggest clients, including the Ferrero Group and Leeds United Football Club.

DLA Piper is active in IP litigation, and also handles the IP aspects of transactions and licensing issues; the group is also noted for trade mark prosecution matters and patent litigation and is particularly active in the life sciences sector. IP-related deals and disputes, regulatory issues and competition work are among practice head Richard Taylor's key areas of expertise; he is supported by Eleanor Rice-Birchall. Aaron Trebble left the team in January 2024 to join Lewis Silkin.

Lupton Fawcett provides advice in relation to trade mark infringements and passing off matters, disputes and trade mark enforcement matters, acting for clients across the manufacturing, consumer goods and charity sectors. Following the departure of former practice head Ben Clay in September 2023, Clive Lawrence took over as leader of the practice and covers IP enforcement, exploitation and registration matters. Lauren Waterman is a key contact for IP matters at the firm and advises on contentious and non-contentious trade mark and domain name work.

Mills & Reeve LLP stands out for its expertise in patent litigation, with the team appearing before various UK courts. Non-contentious areas of expertise span IP strategy and portfolio management work, and IP licensing transactions. The team is led by Mark Pearce, who gives strategic advice to clients in the manufacturing, engineering and high growth technology sectors. Alex Newman is a key name for patent litigation mandates, while Jasmine Fearnley is another key contact at associate level.

Brabners LLP‘s intellectual property offering in Yorkshire was significantly strengthened in June 2023 following the recruitment of Sara Ludlam from 3volution. Ludlam took over as practice head and bolstered the firm's offering across trade marks, design rights, GDPR compliance and commercial agreements. Ludlam is also well versed in IP disputes, IP portfolio work and various contractual IP issues.

Irwin Mitchell advises on all manner of brand protection strategies and portfolio management work in relation to trade marks, as well as handling a plethora of IP ownership disputes, trade mark infringement matters and passing off cases. Joanne Bone handles non-contentious mandates, including brand protection and filing strategies, as well as various IP agreements, while Amy Au handles IP disputes and is particularly active in the consumer sector. Both are based in the Leeds office.

Dai Davis at Percy Crow Davis & Co focuses on the engineering industry and advises on intellectual property transactions, licensing strategies and trade mark disputes, alongside providing IP rights advice. Owner-managed businesses, licensors and licensees of IP, and small to medium-sized businesses comprise the client base of the firm.

Pinsent Masons LLP‘s growing team offers strategic advice to clients with trade mark and design portfolios, and assists with the IP aspects of transactions, particularly in the areas of technology and life sciences. Louise Fullwood leads the team and is well regarded for her IP expertise and is particularly knowledgeable of the science and healthcare spaces. James Talbot is also a key part of the Yorkshire team and is active across technology, data protection and intellectual property law.

Food manufacturing and charity clients instruct Rollits LLP, which covers a range of IP matters, including the implementation of IP and brand protection strategies, trade mark and design prosecution work and IP related technology arrangements. Practice head Keith Benton is a commercial and IP lawyer, covering patent, trade mark, design and copyright cases, alongside key practitioner James Peel, who focuses on IP rights agreements.

Ward Hadaway LLP‘s client list ranges from technology start-ups and entrepreneurs to blue-chip clients and established businesses, which it assists with trade mark registrations, portfolio management and trade mark disputes. Bill Goodwin heads up the team, and has specialist knowledge of new technologies, information technology issues and trade marks. Rebecca Whisker and Mridvika Elliott add further support to the team, with the former acting in IP and data protection cases, and the latter drafting contracts and advising on data protection compliance and general IP matters.