Dr Catherine Bonner

Director, Patents
Patent Group


  • Patents
  • MSci Physics, St Andrews University
  • PhD, University of Southampton
  • Chartered UK Patent Attorney
  • European Patent Attorney
  • Chartered Institute of Patent Attorneys (CIPA)
  • European Patent Institute (EPI)
  • Institute of Physics (IoP)
  • International Association for the Protection of Intellectual Property (AIPPI)
  • International Federation of Intellectual Property Attorneys (FICPI)

Catherine Bonner files and prosecutes patent and design applications across a wide range of mechanical engineering and physics-based subject matter, including medical technologies, telecommunications, photonics, high speed devices, switches and quantum technologies including encryption, electronics, fintech, software, gaming equipment and systems, fibre optics and cybersecurity.

Working with a broad range of clients including early-stage companies, SMEs and multinational corporations, Catherine also provides advice on invention harvesting, product clearance and the commercial management of IP rights, in addition to industrial designs.

Having graduated from St Andrews University with a Physics degree, Catherine went on to complete a PhD at the Optoelectronics Research Centre (University of Southampton). Her PhD research related to planar waveguide devices.

After entering the profession in 1999 and spending many years in private practice, Catherine joined Murgitroyd in 2019 following the acquisition of Chapman IP. Prior to joining Chapman IP, Catherine spent three years as a patent attorney in the intellectual property division of Dyson Technology.

A tutor within the Chartered Institute of Patent Attorneys’ tutorial programme, Catherine is one of the authors of the CIPA training manual for trainee patent attorneys. She regularly lectures on intellectual property law at both the University of Southampton and University of Reading.


Core Expertise: mechanical engineering, physics, medical technologies, medical devices, renewable energy technologies, telecommunications, artificial intelligence, photonics, high speed devices, switches, quantum technologies, encryption, electronics, fintech, software, gaming equipment and systems, fibre optics, security, displays, entertainment equipment and systems.

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