Founded in 1920, Dehns is one of Europe’s leading patent and trade mark firms, with offices in Oxford, London, Munich, Brighton, Manchester, Cambridge and Sandwich (Discovery Park). We are active in areas ranging from pharmaceuticals and biochemistry to computing and electronics, and we advise a diverse range of clients on all aspects of patenting innovative technology, and registering words and logos (as trade marks) and original designs.

We have a diverse range of clients including: universities and research organisations, start-ups and spin-outs, SMEs and multinationals.

Our services include: advising on patentability, drafting and filing patent applications, opposition and cancellation actions, advice on areas of conflict, regular watching for patents and trade marks of competitors, conducting infringement and litigation proceedings and renewals. In non-contentious matters, we advise on IP strategy and conduct intellectual property audits.

Dehns is particularly active in the fields of computing, electronics, telecommunications, engineering, aeronautics, high tech physics, nanotechnology, pharmaceuticals, biochemistry, biotechnology, petrochemicals, polymer chemistry, textiles, materials science and metallurgy.

We ensure our dedicated professionals are highly trained, and we recruit only highly qualified graduates and post-graduates. The firm has an unrivalled record of professional examination success, and our straightforward, commercially focused approach and technical excellence all combine to position Dehns as a genuine market leader, as demonstrated by its consistent top tier ranking in all major legal and IP directories.

Contact Details

St Bride’s House, 10 Salisbury Square, London, EC4Y 8JD

020 7632 7200

Meet the Experts

Adrian Samuels


Adrian Samuels is a UK and European Patent Attorney with an MA in Physics from Oxford University. He handles patent work in various fields of physics and engineering.

Adrian has extensive experience of drafting original patent applications for direct clients, from start-ups to larger established companies; in particular he helps them take a commercially-focused strategic approach to building an IP portfolio which maximises company value.  He also has indepth experience in contentious matters including European oppositions and UK and US litigation.

Philip Towler


Philip is a UK and European Patent Attorney and a UK Registered Trade Mark Attorney. He is a graduate of the University of Oxford, where he obtained an Honours Degree in Natural Sciences (Chemistry).

Philip acts for a variety of clients from start-ups and SMEs to multi-national corporates. As Head of the Chemistry team, he handles patent work in all areas of chemistry, including pharmaceuticals, polymers, chemical processing and manufacture, chemical engineering, pigments, electronic materials, food & beverages and surface coatings.  He also maintains a thriving trade mark practice with clients inter alia in the packaging, medical, chemical, automotive, building, financial and computing/software sectors.

Philip Webber


Philip Webber is a qualified UK and European patent attorney, and a partner in Dehns’ Life Sciences Group. After obtaining a degree in Natural Sciences (Genetics) from Cambridge University and a PhD in molecular biology from Warwick University, Philip joined Dehns in 1992.

Philip’s work is largely with start-ups, small/medium size companies and universities with inventions in the pharmaceutical or biotechnological fields.  He has over 25 years’ experience in dealing with the issues which are important to such entities, such as the financial constraints of start-ups, the need to develop IP strategies for a company’s products and the pressures upon academics to publish their work.

Philip’s work involves writing and filing patent applications, and getting them granted for his clients all around the world. He has particular expertise in obtaining European patents (including dealing with EPO Opposition and Appeal procedures) and US patents. He also provides advice on IP landscapes and Freedom to Operate (FTO) advice on competitors’ patents.

Venturefest Oxford

The 2019 event will be on  Wednesday 11th September at Oxford Brookes University. 

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The showcase welcomed the most innovative and exciting business innovations. 

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Pitching for Success

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