Our Team

Our team is made up of experienced attorneys with substantial experience in working with both SMEs and dealing with portfolios for larger clients including multinational corporations.  We cover all areas of technology, with specialisms in software, engineering, chemistry and life sciences.

Claire specialises in patents relating to life sciences, medical devices, and food and drink sector. Claire also provides strategic assistance to companies in all technology areas who are going through a period of transition, such as at funding stages from seed to IPO.

Claire Rutherford, Director
Patent Attorney, CPA, EPA, European Patent Litigator

Dan specialises in patents relating to 'apps', medical devices, scientific instruments, consumer electronics, communications technologies and industrial and process engineering.

Dan Mercer, Director
Patent Attorney, CPA, EPA

Eimear specialises in patents in the chemical and biochemical fields, and particularly those relating to materials, catalysts, medical devices and pharmaceuticals. 

Eimear Sampson, Director
Patent Attorney, CPA, EPA, IEPA, Irish Trade Mark Attorney, Registered European Trade Mark and Design Attorney, European Patent Litigator

Helena's particular areas of expertise include: clearance searching; protection strategies; oppositions and disputes; trade mark filing and prosecution; changes of ownership; and international assignment, license and change of name recordal programmes.

Helena Peat, Senior Associate
Trade Mark Attorney, CTMA

Jude has particular experience in the protection and management of trade mark portfolios across numerous trade sectors including food and drink, oil and gas, retail, technology and healthcare, both in the UK and internationally.

Jude Tonner, Consultant
Trade Mark Attorney, CTMA

Alexander has technical expertise in the electronics, software and mechanical engineering fields, with particular interest in robotics, autonomous vehicles and IoT.

Alexander Simpson, Senior Associate
Patent Attorney, CPA, EPA, European Patent Litigator

John Gregory

Senior Associate
Patent Attorney, CPA, EPA, European Patent Litigator

Stephanie has technical expertise in the life sciences and pharmaceutical fields, holding both a B.Sc. in Cell and Molecular Biology and a Ph.D in Medical Genetics, with a focus on Neuromuscular Diseases.

Stephanie Kerry, Associate
Patent Attorney, CPA, EPA

Saibh Morrissey

Associate
Part-Qualified Patent Attorney, Irish Trade Mark Attorney

Tasnim is a part-qualified Trade Mark Attorney and joined Definition IP in 2021.

Tasnim Ahmed, Associate
Part-Qualified Trade Mark Attorney