Marks & Clerk

Marks & Clerk is a well-established intellectual property firm.

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Company profile

Marks & Clerk is a well-established intellectual property firm with over 125 years’ experience, advising clients in protecting patents, trade marks, designs and copyright. Our strong international presence is represented by seventeen offices across Europe, Asia and the Americas

Marks & Clerk are committed to providing exceptional intellectual property advice around the world, helping you to navigate the complexities of IP, patents, trade marks and design protection.

Innovation is the life-blood of business and it’s vital that you do not overlook the need to protect your intellectual property.

From the capture of an idea, to the enforcement or defence of rights in disputes Marks & Clerk is your expert partner to ensure your IP is protected and fully exploited.

Today’s local is tomorrow’s global – and with our diverse team of practitioners, you’re always supported by a network of experts.

Related News

  • No Multiverse Here: A Single Counterfactual for All Claimants In Pregabalin Damages Inquiry

    In this trial of preliminary issues, Zacaroli J held that when assessing the damages payable to multiple claimants under cross-undertakings given in respect of various interim injunctions and orders (and for unjustified threats of patent infringement), a single set of counterfactual assumptions should apply to all inquiry claimants, where those claimants operate in the same, largely finite, market. The decision is the latest in a long line of judgments concerning Pfizer’s pregabalin product, Lyrica®.

    added by Mr Ugo Igbokwe 6 min Read
  • Court of Appeal upholds validity of pharmaceutical patent claims with functional limitations: FibroGen Inc v Akebia Therapeutics Inc [2021] EWCA Civ 1279

    The UK Court of Appeal has reviewed the law on insufficiency and its application to claims with both structural and functional limitations. In doing so the court has explained how the concepts of plausibility and undue burden should be applied when assessing the sufficiency of claims of this type, in particular to the requirement that it must be possible to perform the invention across the breadth of the claim.

    added by Mr Ugo Igbokwe 6 min Read
  • The EU’s Unified Patent Court inches towards reality (but don’t hold your breath)

    Germany has finally ratified the Unified Patent Court Agreement, its Constitutional Court having rejected two applications for a preliminary injunction to prevent ratification. This removes a significant hurdle to the commencement of the Unified Patent Court (UPC) system but that is not to say that it will start any time soon.

    added by Mr Ugo Igbokwe 3 min Read
  • Neurim v Mylan: Take Two

    Last we heard about the Neurim v Mylan battle, Mylan had the upper-hand. But the recent grant of a divisional patent to Neurim has, perhaps, turned the tables on Mylan.

    added by Mr Ugo Igbokwe 2 min Read
  • Sky v SkyKick: SkyKicked into touch

    The Court of Appeal finds that a broad specification is not necessarily grounds for invalidity

    added by Mr Ugo Igbokwe 3 min Read


Location info - Marks & Clerk

62-68 Hills Rd
United Kingdom

Tel: 01223 365560

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