Home: Maucher Jenkins

Intellectual Property


Patents | Trade Marks | Designs

Our People

Maucher Jenkins has built a team of outstanding professionals, recognised experts in intellectual property law, science and technology, working across multiple industry sectors and legal jurisdictions.

James Cross

Partner - Patents | Litigation

Chartered Patent Attorney
European Patent Attorney
Higher Courts Litigator
UPC Representative

BA, Physics, Oxford



James has been recognised as a leading patent attorney for the past 11 years by Chambers and Partners, and as a Patent Star for the past 8 years by Managing IP.


Chambers UK 2024 Top Ranked                  the Legal 500 UK recommended lawyer 2024


According to one client 'He is one of the cleverest patent attorneys I have ever had the pleasure of working with, and is a real team player'. Another client describes James as 'an outstanding individual, able to understand quite complex technical matters very quickly and propose a range of options to solve a problem.' Further, clients have commented: 'James Cross is clear thinking and knowledgeable, but equally important is an excellent communicator. He summarises complex issues and patiently explains matters so we can take decisions and find solutions.‘


"James Cross has always provided advice whenever needed. We are very grateful to have him on our team.'"-James Cross’ client to Chambers UK and Partners 2024


“James Cross completely understands what patents his clients are trying to achieve, and he has excellent suggestions and references where needed.” - Legal 500 2024


James advises blue chip clients on worldwide patent protection, portfolio management and enforcement, as well as freedom to operate. His technical expertise includes mobile and contactless payment systems, wireless chipsets, mobile satellite and terrestrial cellular communications, satellite broadcast receivers and personal video recorders, biometric scanners, green tech, automotive and aircraft engineering, domestic appliances and thermostatic controls.


James has been a partner of Maucher Jenkins for 25 years and currently manages the IT department, having introduced an entirely paperless document management system in 2009.


Recent publications:


‘The benefits of the EPO-CNIPA PCT deal’, Managing Intellectual Property IP STARS, December 2019.


'Innovation Capture - Identifying and Protecting IP', Financier Worldwide, January 2018.


'Roundtable - Resolving Patent Disputes', Financier Worldwide, October 2017.


Recent cases:


Epoch Company Ltd v Character Options Ltd [2017] EWHC 556 (IPEC) - clarified the exclusion of aesthetic creations under UK patent law.


Interests outside of work:


Outside work, James is a keen cook and occasional sailor. He also enjoys rugby (as a spectator).

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