How I can help your business

• Advise on patent strategy and prosecution concerning chemical subject matter, with particular focus on small-molecule pharmaceuticals and organometallic chemistry.
• Provide tailored IP support for clients ranging from universities and start-ups to large corporates, aligning advice with individual commercial priorities.
• Represent you in European Patent Office opposition proceedings, having acte for both patentees and opponents in complex matters.

Overview & Expertise

Donald McNab is a Principal and UK and European Patent Attorney and UPC representative based in Edinburgh. He has more than 25 years’ experience in patent practice, specialising in chemical subject-matter, including small-molecule pharmaceutical chemistry and organometallic chemistry.

His work covers all aspects of patent practice, including drafting and prosecution before the UK Intellectual Property Office and European Patent Office, as well as coordinating global prosecution. He also advises on freedom to operate and has substantial experience in opposition work before the EPO. His experience in these areas helps clients to secure and defend commercially important patent positions.

Donald works with a wide range of clients, from universities and start-ups to large multinational corporates, frequently including clients based in the United States. A significant proportion of his work relates to small-molecule pharmaceutical inventions, particularly in the fields of cancer and neurodegenerative disease. He is recognised for developing long-standing client relationships and providing advice aligned with individual client priorities.

In addition to his client work, Donald contributes to teaching and training, including delivering university lectures and webinars on patent law. He holds a first-class honours degree in Chemistry and a PhD in bioorganic chemistry from the University of St Andrews.

Client Work & Case Experience

• Chemical and pharmaceutical sector — acting as a “straw man” opponent in EPO opposition proceedings relating to peritoneal dialysis formulations, and contributing to the successful defence of a key patent relating to antibody-based cancer treatment.
• Catalysis technologies — managing a portfolio of cases relating to oxidative catalysts following a complex and time-sensitive landscaping analysis, establishing and maintaining a long-standing client relationship.
• US-based client — providing urgent advice on an EPO procedural matter affecting a key IP right, contributing to a successful outcome through detailed knowledge of EPO practice.