Dr James Stones > Beck Greener LLP > London, England > Lawyer Profile

Beck Greener LLP

Work Department

Partner. Patents.


James specialises in the chemical, pharmaceutical and medical sectors. His chemical practice focuses mainly on ‘green energy’, including oxyfuel combustion, synthesis gas production, fuel cells and carbon dioxide sequestration, but he also has extensive experience in the fields of gas separation by adsorption and cryogenic distillation, deposition techniques for forming semiconductor wafers, and polymers for many different purposes. In the pharmaceutical field, his work includes new therapies for cardiovascular and metabolic disorders and GI-related indications, together with new techniques for the site-specific delivery of drugs. James’ experience also extends to implantable medical devices and packaged gases. James undertakes original drafting work for a number of clients based overseas as well as for UK clients. He is experienced in prosecuting applications through patent offices worldwide, and has an enviable record of success at the EPO in opposition and appeal proceedings. James has worked on projects for both innovator and generics companies, and has worked with the full range of clients from individuals to multinational companies. He provides detailed and commercially-focused advice on patent strategy and freedom to operate.

James is also a visiting lecturer at UCL School of Pharmacy on their MSc course entitled “Pharmaceutical formulation and entrepreneurship” where he lectures on the IP aspects of setting up a new pharmaceutical business. At Beck Greener, James is the partner responsible for the Corporate Social Responsibility (CSR) function. 


James joined Beck Greener in 1999. He qualified as a European patent attorney in 2005 and as a chartered patent attorney in 2006. He is also a European design attorney. He became a partner in 2010.


Fellow of the Chartered Institute of Patent Attorneys (CIPA).


Imperial College London (1992 BSc Chemistry); Imperial College London (1996 PhD Chemistry).

Lawyer Rankings

London > TMT (technology, media and telecoms) > PATMA: Patent attorneys

The London-based Beck Greener LLP is described as ‘an exceptional patent firm which delivers the best for each client, from application to potential disputes.’ The firm impresses with its very successful EPO oppositions and appeals practice, and is regularly selected by major multinationals as adviser for European patent prosecution. In 2020, the practice grew its filing practice through a mix of new and existing clients and has also grown its designs practice. Avi Freeman, whose specialisms include computer-implemented inventions and patent prosecution before the USPTO, leads the electronics, physics and mechanical engineering practice –  he is praised for ‘his vast technological range’, which means ‘he always impresses clients with his understanding of their specific concerns’. James Stones, whose expertise includes EPO and USPTO patent prosecution, heads the chemical, pharma and chemical engineering team, while Ben Muir is the head of the life sciences practice – his experience includes transactional and licensing work in addition to original drafting and prosecution in the UK, at the EPO and in the US. The ‘excellentCatherine Jewell and ‘outstanding advocate’ John Hull specialise in the chemical field, while Anna Hatt is well regarded for her ‘expert knowledge and ability to overcome problems‘.