Per Ole Dahlsrud
European Patent Attorney

Phone: (+47) 23 32 77 48


Per Ole Dahlsrud is a patent attorney with 17 years of experience working with immaterial property rights. He has successfully drafted and prosecuted a number of patent applications in Norway and internationally. He works for clients in a range of sectors, including: oil and gas, maritime and civil engineering.

He prepares and prosecutes patent applications, and counsels clients in various aspects of intellectual property rights such as infringement and freedom to operate analysis. His years in The Norwegian Industrial Property Office (NIPO) as an examiner is a valued quality when working with preparation and prosecution of European patent applications

Key Experience

• Preparation and prosecution of Norwegian patent applications.
• Preparation and prosecution of European patent applications.
• Prosecution of International application outside Europe.

Career History

2005 – Date: Onsagers, Patent Attorney
1998-2005: The Norwegian Industrial Property Office (NIPO), Patent Examiner
1991-1997: Secondary school teacher of Mathematics and Physics


1989: Technical University of Norway, Master of Engineering (mechanical engineering), specialty in fluid dynamics, and thermodynamics and combustion.