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Her Majesty Queen Elizabeth II 1926 - 2022

Portrait of Duncan Curley


Dr Duncan Curley is a partner in the IP team. He has over 25 years of experience in advising clients on intellectual property disputes, including patents, trademarks, designs and confidential information. He has advised clients on claims before the Patents Court, the Intellectual Property Enterprise Court (IPEC), the Court of Appeal and the Supreme Court (previously the House of Lords). Duncan also has experience of international arbitration work involving patents, IP and licensing.

His particular expertise is in advising on freedom to operate and market entry for companies operating in the life sciences sector. Duncan assists companies with their strategy at all stages of the product development process through to launch, on patent issues relating to manufacturing, formulation advice, product labelling and posology. He is an expert on supplementary protection certificates (SPCs) for medicinal, veterinary and agrochemical products. 

Duncan is ranked for his patent expertise in the IAM 1000.  He is the author of over 50 published articles and a regular contributor to public policy debates on IP issues. He co-wrote the chapter on Patents and Data Exclusivity for Medicinal Products in OUP’s book on Overlapping IP Rights and has also authored a textbook on the European Patent Licensing Block Exemption Regulation in 2007 and a report (for the Intellectual Property Institute) on SPCs. Duncan is an associate member of the Chartered Institute of Patent Attorneys (CIPA).

Recent work highlights

  • Advising Aspire Pharma Limited in its ongoing dispute with Alcon in relation to the patent on the ophthalmic product travoprost.
  • Assisting Dr Reddy’s with various aspects of product launches in the UK.
  • Advising in relation to the launch of a generic version of the multiple sclerosis drug fingolimod.

Penningtons Manches Cooper LLP

Penningtons Manches Cooper LLP is a limited liability partnership registered in England and Wales with registered number OC311575 and is authorised and regulated by the Solicitors Regulation Authority under number 419867.

Penningtons Manches Cooper LLP