Jim Denness

Jim Denness


+44(0) 1225 469914

Professional Qualifications:
European Patent Attorney
Chartered Patent Attorney

Academic Qualifications:
B.Sc. Chemistry, University of York
Ph.D. Chemistry, University of York

Jim joined Abel + Imray in 1997 and is based in the Bath Office.  Jim’s Ph.D. was sponsored by ICI and was based on the synthesis and characterisation of novel fluorine-containing engineering thermoplastics (PEEK and PES).

Before joining Abel + Imray he spent 21 months as Research Assistant at the University of Durham, working in the areas of crown ether and polyether syntheses, and 3 years as Senior Research Chemist at National Starch & Chemical Ltd., working in the areas of natural polymers, polymer synthesis including solution, emulsion and suspension polymerisation of acrylate and methacrylate polymers, and a range of industrial applications of water-soluble polymers including paper making, construction, oilfield, water treatment, detergents and cosmetics. Jim is a member of the Royal Society of Chemistry. 

Jim is involved in patent work mainly in the chemical field, with special expertise in polymer technology, inks, petrochemicals, catalysis, lubricants, polyolefins, polyolefin films, reactor technologies (especially fluid bed reactors and loop reactors), zeolites and supported organometallic catalysts. He also handles mechanical patent cases, particularly relating to lead-acid batteries. He is very experienced in patent prosecution work in the European Patent Office, as well as in the UK and overseas. Jim additionally has a significant case load of opposition and appeal work at the European Patent Office, and regularly appears at hearings (see, for example, oppositions to EP2185608, EP2493937 and EP2142491 and Appeals T-1924/14, T-1993/07, T-1765/06).

Jim’s clients include a number of multinational companies based in the US, as well as UK universities. He regularly travels to both the US and China to visit clients and gives presentations on European and UK IP law.