Our specialists
Emil Jurcenoks
Attorney-at-Law (H)
Partner
Kasper Frahm
Attorney-at-Law (H)
Partner
LL.M.
Mikkel Vittrup
Attorney-at-Law (H)
Partner
Sture Rygaard
Attorney-at-Law (H)
Partner
Emma Marie Søgaard
Attorney-at-Law
Eva Wittrup Sodemann
Attorney-at-Law
Manager
Jakob Dolmer
Attorney-at-Law
Manager
Julia Josefine Rebild
Attorney-at-Law
Julie Sneholt
Attorney-at-Law
Kathrine Sondrup
Attorney-at-Law
Kia Hansen
Attorney-at-Law
Manager
Mads Møller Nielsen
Attorney-at-Law
Maria Kaas-Petersen
Attorney-at-Law
Michala Cyron
Attorney-at-Law
Director
Nikolai Seltoft
Attorney-at-Law (L)
Director
LL.M.
HD(IB)
Esq.
Oliver Hyche Lyngholm
Attorney-at-Law
Peter-Ulrik Plesner
Of Counsel
Rasmus Lei Korsgaard
Attorney-at-Law
Director
Sofie Beiter Arreskov
Attorney-at-Law
Director
Selected cases
Case News
IP Law
Litigation
Danish court upholds Bristol-Myers Squibb's apixaban patent in validity proceedings
Case News
IP Law
Landmark decision on parallel import and repackaging of medicinal products
Case News
IP Law
Life Science - Regulatory & IP
Landmark decision from the Supreme Court in preliminary injunction proceedings on patents
Case News
Capital Markets
M&A
IP Law
Digital, Tech and Commercial
Demant to sell Oticon Medical to Impilo
Case News
IP Law
Litigation
The Danish Maritime and Commercial High Court grants Bristol-Myers Squibb a preliminary injunction against Teva
Case News
Capital Markets
IP Law
Zealand Pharma & Roche Partner to co-develop petrelintide for obesity treatment
Case News
Capital Markets
IP Law
Gubra and AbbVie enter license agreement on amylin analog for obesity
Case News
IP Law
Product Imitations and Designs
Zebra's design protected by copyright
Case News
IP Law
Litigation
The Eastern High Court upholds Sonion's preliminary injunction against Huawei and Sony
Ratings
Within Intellectual property and within Media and Entertainment, Plesner is a first tier firm.
"Very attentive support from the team"
"We have used the team for a trade mark dispute. They were excellent at making us feel that we were in good hands, gave us direct and honest assessments of our chances and delivered to perfection"
"Denmark’s largest and arguably most respected patent law practice. Generally very thorough approach that investigates all angles before choosing the best route forward, even on a very detailed level"
"Plesner are THE leading IP firm in Denmark. For important patent work, I would not look elsewhere. They have bags of experience and the best clients and yet remain hungry. Awesome"
"Broad experience, high dependability, good sense also for the business"
"Very attentive support from the team"
"We have used the team for a trade mark dispute. They were excellent at making us feel that we were in good hands, gave us direct and honest assessments of our chances and delivered to perfection"
"Denmark’s largest and arguably most respected patent law practice. Generally very thorough approach that investigates all angles before choosing the best route forward, even on a very detailed level"
"Plesner are THE leading IP firm in Denmark. For important patent work, I would not look elsewhere. They have bags of experience and the best clients and yet remain hungry. Awesome"
"Broad experience, high dependability, good sense also for the business"
2026
The Legal 500
Plesner is listed in "Band 1" as regards Intellectual Property by Chambers Global and Chambers Europe.
"The team have a lot of experience in the pharmaceutical IP area and also the regulatory systems in Denmark"
"The lawyers are easygoing, offering immediate access and a business mindset"
"The team possesses very profound expertise and experience"
"The team have a lot of experience in the pharmaceutical IP area and also the regulatory systems in Denmark"
"The lawyers are easygoing, offering immediate access and a business mindset"
"The team possesses very profound expertise and experience"
2026
Chambers Global
Plesner is listed as a Tier 1 firm as regards Copyright & related rights, Patent disputes, Trade mark disputes and Trade mark prosecution – law firms.
2025 - 2026
IP Stars
Within Intellectual property and within Media and Entertainment, Plesner is a first tier firm.
"A team of extraordinary, strategic and trusted individuals with an immaculate attention to detail and business oriented in their approach"
"Top tier IP team, leading in terms of both size, skill, and accumulated experience. Remains the go-to firm in any IP dispute"
"Plesner is the leading IP firm in Denmark. They represent most of the originators in the life sciences field. Their commitment to client service is unsurpassed. They are friendly and responsive"
"Highly reputable team of patent practitioners, most well known for representing innovator companies in high profile disputes. Their reputation is richly deserved in the Danish patents sphere and they are also great collaborators and easy to work with"
"Super efficient team, very approachable, proactive, and give high-quality advice"
"A team of extraordinary, strategic and trusted individuals with an immaculate attention to detail and business oriented in their approach"
"Top tier IP team, leading in terms of both size, skill, and accumulated experience. Remains the go-to firm in any IP dispute"
"Plesner is the leading IP firm in Denmark. They represent most of the originators in the life sciences field. Their commitment to client service is unsurpassed. They are friendly and responsive"
"Highly reputable team of patent practitioners, most well known for representing innovator companies in high profile disputes. Their reputation is richly deserved in the Danish patents sphere and they are also great collaborators and easy to work with"
"Super efficient team, very approachable, proactive, and give high-quality advice"
2025
The Legal 500
Plesner is listed in "Band 1" as regards Intellectual Property by Chambers Global and Chambers Europe.
"There is a high level of technical understanding in the whole team, and excellent litigation skills"
"The Plesner team is excellent"
"Plesner provides stellar support from partner level to paralegals"
"The lawyers have vast experience and expertise, and a rare ability to hit the spot with their assessments"
"The team are fast, business-minded and provide usable legal assistance"
"There is a high level of technical understanding in the whole team, and excellent litigation skills"
"The Plesner team is excellent"
"Plesner provides stellar support from partner level to paralegals"
"The lawyers have vast experience and expertise, and a rare ability to hit the spot with their assessments"
"The team are fast, business-minded and provide usable legal assistance"
2025
Chambers Global
Denmark Patent Disputes Firm of the Year.
Denmark Copyright & Design Firm of the Year.
Denmark Copyright & Design Firm of the Year.
2024 + 2025
Managing IP Awards
Within Intellectual property and within Media and Entertainment, Plesner is a first tier firm.
2024
The Legal 500
Plesner is listed in "Band 1" as regards Intellectual Property.
"The lawyers are very responsive and provide succinct advice"
"The law firm has strong expertise in IP matters. The lawyers are pragmatic and client-focused, with strong commercial acumen"
"Plesner has a very experienced team with an excellent reputation. It is impressive in its handling of patent litigation matters in the life sciences sector"
"The lawyers are very responsive and provide succinct advice"
"The law firm has strong expertise in IP matters. The lawyers are pragmatic and client-focused, with strong commercial acumen"
"Plesner has a very experienced team with an excellent reputation. It is impressive in its handling of patent litigation matters in the life sciences sector"
2024
Chambers Global
Related news
Legal News
New draft bill on social media age limits in Denmark
Plesner News
Plesner recognised in IP STARS 2026
Legal News
High Court rules natural language opt-out of text and data mining insufficient
Plesner News
Plesner wins three awards at the 2026 Managing IP EMEA Awards
Plesner News
Plesner recognised as a leading law firm in Legal 500 2026
Plesner News
The new 2026 ratings from Chambers Europe emphasise Plesner's leading position in Denmark
More Sub Practice Areas under IP Law