Advertising & Marketing
United Kingdom
19 September 2025
The practice at Lewis Silkin assists clients with patent filing, prosecution, management, licensing and strategy, atop its capabilities handling contentious patent cases and advising on IP issues arising from commercial transactions. Mechanical, medical and software-related cases are the specialist areas of Tom Gaunt, who oversees the cohort. Jonathan Hewett has experience assisting multinational corporations, universities and start-ups, amongst others, in portfolio development and IP strategy. The ‘outstanding’ Paul Williams is a name to note. Nic Jones departed the team.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘The team are excellent to work with, excellent communication skills, very competent in what they do. Very supportive.’
‘Paul Williams is outstanding and very supportive - he is an excellent communicator and does a great job in writing and managing our patents.’
‘Very approachable - they make complex legal matters simple - no problem is too large, value for money.’
Key clients
- Aptiv Technologies Limited
- Ørsted Wind Power A/S
- Sentcell Limited
- TDK Lambda
- Seiko Epson Corporation
- Ichikoh Industries Ltd
- Graco Minnesota Inc
- Britvic Soft Drinks Limited
- Janssen Pharmaceutica NV
- Wesco International
- Medline
- Kokusai Co.
Work highlights
Advising Aptiv on patent prosecution and drafting work, including international filings and strategic advice.
Providing strategic patent prosecution advice for Seiko Epson Corporation.
Assisting Orsted Wind Power A/S with both patent prosecution services and strategic IP advice.
Practice head
Tom Gaunt
Other key lawyers
Paul Williams; Andy Cloughley; Jonathan Hewett; Paul Williams; Matthew Turner; Emma Bevan; Jonathan Higgs