Christopher Hamer IP Law - United Kingdom

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Mathys & Squire LLP
The Shard
32 London Bridge Street
London, SE1 9SG

Tel: +44 (0)20 7830 0000
Fax: +44 (0)20 7830 0001


Chris is recommended by both Legal 500 and Chambers for his “high-quality advice on patents involving a chemistry angle”, for being “pleasant to work with” and for having “outstanding technical ability”. (Legal 500 2015) It is noted that Chris ‘‘impresses with his scientific expertise, negotiating skills and willingness to go the extra mile whenever required’. (Legal 500 2016)


Chris works in the field of chemistry, with particular expertise in oil and petrochemical technologies, catalytic processes, polymers and composite materials, food chemistry, natural food supplements and absorbent articles. He is also involved in protecting inventions in the environmental sector, including solar cells, biofuels, biochemicals and green solvents. He is one of the world’s leading attorneys in the field of ionic liquid technologies and represents clients in four continents. His practice areas include drafting and prosecution of global patent families, opposition and appeal proceedings before the European Patent Office where he has significant experience and a successful track record having acted for international companies such as BP, Ineos, Petroliam Nasional Berhad, AarhusKarlshamn, Borealis, Sasol, Toray, Novartis, and the QUILL Research Centre, as well as strategic planning and freedom-to-operate advice and litigation. In addition, Chris is also experienced in dealing with design and copyright infringement and validity. Chris is highly regarded for his pragmatic commercial expertise, which has helped his clients to grow from small SMEs to valuations of in excess of £300 million. He is also actively involved in advising on Petronas’s highly acclaimed mercury removal processes.


Chris has an Honours Degree in chemistry from Bristol University. He qualified as a Chartered and European Patent Attorney in 2002. Before joining Mathys & Squire in 2004, he spent two years working for a German firm of patent attorneys in Munich. Chris became a Partner in 2006.


Chris is a member of the American Intellectual Property Law Association and the Licensing Executives Society and has been an invited lecturer at universities and conferences. Chris has been recommended by Chambers for the last five years and clients have praised him for his “high-quality advice on patents involving a chemistry angle” and “outstanding business acumen”.

Mathys & Squire:

We offer a full range of services dedicated to maximising the value of our clients’ technologies, brands and designs. Our patent, trade mark and design attorneys are qualified at both a UK and European level, with a legal expertise across a full spectrum of technical proficiencies.

With offices in London, Cambridge, Manchester and York, we work closely with a network of trusted foreign attorneys that we have built over many years. We also have offices in Paris and Munich. Our China operation is run through our dedicated Commercial Consultant based in Shenzhen.

In the last two years, we have experienced significant growth and have seen a 25% increase in both our partnership and the general size of the firm. We were the first legal tenant of the Shard when we moved our UK headquarters to the 15th floor.

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