Adrian, Head of the Chemical and Materials Group, is a Chartered Patent Attorney and European Patent Attorney.
He specialises in prosecuting applications worldwide and has particular expertise in relation to oppositions and appeals before the European Patent Office. He provides opinions regarding the validity and infringement of patents, as well as advice for Initial Public Offerings. Adrian is widely known throughout the profession for his advocacy skills and regularly attends over 20 Opposition or Appeal Oral Proceedings before the European Patent Office every year.
His extensive experience covers a wide range of chemical fields including: general organic chemistry, polymers, pharmaceuticals, catalysts, household products, photography, cosmetics, wood products, water treatment, inorganic chemicals and chemical engineering processes.
Adrian has an MA Cantab (Natural Sciences) from the University of Cambridge and a LLM from Nottingham Law School.
- Successfully defended a global healthcare company’s patent against two opponents before both the Board of Appeal and the Opposition Division.
- Successfully revoked a competitor’s patent on behalf of a large US corporate company operating in the chemistry sector.
Chemical and Materials
John Eccles House
Robert Robinson Avenue
Oxford Science Park
Oxford OX4 4GP
Sectors and practice areas
- Chemical engineering processes
- General organic chemistry
- Household products
- Inorganic chemicals
- Water treatment
- Wood products
- AIPLA: Foreign Associate Member
- PAMIA: Director
- Chartered UK Patent Attorney
- European Patent Attorney
- LLM, Nottingham Law School
- MA (Cantab) Natural Sciences, University of Cambridge
Recognised by Managing Intellectual Property, IP Starts 2020
'Hayes is “very experienced in both law and practice, including handling oral proceedings.” The client adds: “He is fast in understanding matters and in recommending actions and has delivered many good outcomes.”' MIP IP Stars Patent Editorial, client comment, 2018
'Adrian Hayes is “a wonderful practitioner – very sharp. It is really tremendous never any ego or posturing; he simply looks out for his client”.' IAM Patent 1000, 2016
Recognised as a leading practioner in Euromoney's Expert Guide, Patents, 2016
Recognised as a leading practioner in Euromoney's Expert Guide, Patents, 2015
“I think he’s very bright, very thorough, and very responsive.” (Client comment, client satisfaction survey)
Adrian Hayes is noted for his "excellent presentation and pleading skills.” Legal 500, 2014
Recommended Individual, Prosecution - IAM Patent 1000, 2017
Lead Partner, UK Best Law Firms , Leaders League Magazine 2018
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