Contact information

Liv-Heidi Thoresen
European Patent Attorney / Partner

Phone: (+47) 24 00 37 58


Liv-Heidi Thoresen is a European Patent Attorney and Chartered Engineer with more than 20 years of IP experience in specialist industries such as: biochemistry, biotechnology, medicine/ pharmaceutics, general organic and inorganic chemistry, process, food, water treatment and aquaculture.
She is involved in drafting and prosecuting patent applications nationally and internationally, providing client-tailored advice about patents, evaluation and handling oppositions, evaluation of risk of infringement and patent validity evaluation. She is also a client counsellor and representative in legal patent disputes concerning infringement and validity.

Key Experience

– Participation as Technical/IP Counsellor in varied pharmaceuticals industry litigation cases concerning active ingredients such as: bicalutamide, valsartan, sildenafil, donepezil and olanzapine
– IP management in explorative projects for new chemical entities and chemical entities in development at GE Healthcare
– IP Due diligence on acquisition candidates for GE Healthcare.

Career History

2006 – Date: Onsagers, Patent Attorney/European Patent Attorney
2001 – 06: GE Healthcare, Patent Officer
1998 – 01: Kværner Oil & Gas, Patent Co-ordinator
1994 – 98: The Norwegian Industrial Property Office (NIPO), Head of section
1990 – 94: The Norwegian Industrial Property Office (NIPO), Examiner


2011-12: University of Strasbourg, CEIPI Diploma Course, Patent Litigation in Europe
1996-97: Norwegian University of Science & Technology. Leadership and management in technology based business
1985-90: Norwegian University of Science & Technology, Chartered engineer (M.Sc.), Technical Biochemistry/Biotechnology
1981 – 84: The Artic University of Norway, botany, zoology, ecology, cell biology/ molecular genetics, general chemistry, mathematics and social science