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Claire is a Chartered Patent Attorney and European Patent Attorney and a Consultant for the Biotechnology and Life Sciences practice group.

Claire has special expertise in patent work in the chemical, pharmacological and biotechnological fields, particularly in relation to oppositions and appeals at the European Patent Office. She is a specialist in patent due diligence exercises. She possesses technical expertise in the areas of drug delivery systems, herbal medicines, vaccines, diagnostics, fermentation technology, DNA sequencing techniques, therapeutic antibodies, biologics and pharmaceuticals.

Claire has a BSc in Biochemistry and Microbiology from the University of Leeds and an MSc in Biotechnology. She is a current member of the AIPPI sub-committee for Biotechnology and Plant Varieties, and a former longstanding member of the Chartered Institute of Patent Attorneys Life Sciences Committee. She has also recently been elected to the AIPPI Council for the UK group. Claire has written numerous articles and spoken extensively on biotechnology and due diligence matters.


AIPPI: UK Council Member. Current member of the sub-committee for Biotechnology and Plant Varieties. Former Chair of the AIPPI Standing Committee on Biotechnology (including Plant Varieties)

CIPA: Former member of the Life Sciences Committee



Chartered UK Patent Attorney

European Patent Attorney

BSc (Hons) Biochemistry and Microbiology, University of Leeds

MSc Biotechnology





Plant breeders

Practice areas

Clinical diagnostics

Drug delivery systems

Herbicide resistance technology

Pegylation technology and therapeutics

Plant varieties

Stem cell technology

Therapeutic antibodies

Salisbury Square House
8 Salisbury Square
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'A "great name" for patent prosecution matters, Claire Baldock is known for her focus on the life sciences market. She is recognised as a "very effective opponent" by peers in contentious proceedings including opposition actions.' Chambers and Partners, 2017

Women in Law Awards 2017, Lawyer Monthly

Named in Managing Intellectual Property - IP Stars Top 250 Women in IP, UK, 2016

Recommended in Managing Intellectual Property IP Stars Handbook, 2016

Recommended in Who’s Who Legal: Patents, 2016

Chambers and Partners, 2016 (Band 1, Patent Attorneys, UK-wide)

'She has deep experience handling EPO oppositions and appeals, and is also an expert in patent due diligence engagements’ Chambers and Partners, 2016 (Band 1, Patent & Trade Mark Attorneys UK-wide)

“Claire Baldock is a pre-eminent life sciences expert who frequently secures protection for cutting-edge advances in the field.” IAM Patent 1000, 2015

Recommended in Managing Intellectual Property IP Stars Handbook, 2015

Recommended in Who’s Who Legal: Patents, 2015

Recommended in Euromoney’s Patent Expert Guide, 2015

“Claire Baldock is an excellent practitioner. I have worked with her for more than two decades and, where possible, send all of my European patent prosecution to her. She is exceptionally intelligent and has an excellent understanding of European patent law. She is always responsive and diligent.” Managing Intellectual Property IP Stars Handbook, 2014

‘“Claire is exceptionally good at anticipating the IP concerns of a US-based client,” says one [client]. “She knows not to explain in detail the principles of patent law where US and European laws are essentially the same (and therefore familiar to us) and then provide in-depth detail and explanations where there is a difference so that we can quickly understand the issue.”’ Managing Intellectual Property IP Stars Handbook, 2014

Recommended in Financier Worldwide’s Intellectual Property Corporate Advisor Handbook, 2014

Legal 500, 2014 (Band 1, Patent Agents)

Chambers and Partners, 2014 (Band 1, Patent Agents, UK-wide)

‘“A big name in the world of biotechnology patents”, life sciences group head Claire Baldock specialises in due diligence exercises and is a leading authority on post-grant challenges.’ IAM Patent 1000, 2014

Lead Partner, UK Best Law Firm, Leaders League Magazine 2018

Chambers and Partners, 2013 (Band 1, Patent Agents, UK-wide)

‘Claire Baldock is “a key person in for biotechnology” and earns a great deal of acclaim.’ IAM Patent 1000, 2012

Chambers and Partners, 2012 (Band 1, Patent Agents, UK-wide)

‘Clients find her a pleasure to work with and appreciate the fact that she always has a “keen interest in our approaches.”’ Chambers and Partners, 2011 (Band 1, Patent Agents, UK-wide)

“She is a complete biotech wiz. She is completely pragmatic about what she does.” Managing Intellectual Property, MIP World Survey, 2010 (Band 1, Trade Marks and Patents)

“One of the best you could ever work with – very collaborative and very sensible.” IAM Patent 1000, 2017

Highly Recommended, Individuals: Prosecution - IAM Patent 1000, 2017

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A European award-winning patent and trade mark firm delivering world-class advice to enhance the commercial value of intellectual property rights globally.