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CMS boasts European, French, and UK patent attorneys that work alongside the firm’s litigation, regulatory, corporate, and commercial groups across Europe. The team has significant experience in assisting clients in the life science and pharmaceutical industries with EPO prosecutions, oppositions, and appeals, as well as portfolio management mandates. The practice also has demonstrable expertise in acting for technology giants, including Microsoft and LinkedIn, in drafting patent applications, in addition to providing representation in invalidity proceedings. Plus, it boasts strong expertise in emerging fields like quantum computing. Practice head Robert Stephen is praised as ‘an excellent communicator and an extremely knowledgeable attorney’ and he has notable strength in innovative medicine, encompassing biotechnology, pharmaceuticals, and medical devices. Other key team members include Helen Wallis, who handles technology-related drafting and prosecution matters, Jane Evenson, who focuses on EPO oppositions work, biotech patent specialist Jane Hollywood, and Rachel Free, who has a strong AI-focused patent practice.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘The team provides you with all the tools needed for your business to maximise the effectiveness of its patents and secure new patents.'

  • ‘Robert Stephen is an excellent communicator and an extremely knowledgeable attorney. He understands the market and is able to give very specific advice on obtaining and using IP.'

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Key clients

  • AkebiaTherapeutics
  • E-therapeutics
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Work highlights

  • Representing Microsoft in prosecuting European and UK patent applications, as well as advising on the filing strategy for its international patent applications.
  • Advising Sanofi on a substantial patent portfolio, including multiple EPO opposition and appeal proceedings, drafting, and prosecutions.
Abbreviated data is displayed for this firm.