Dr. Clemens Plassmann | Dusseldorf | Hogan Lovells

Dr. Clemens Plassmann

Partner Intellectual Property

Languages

German, English, French

Plassmann Clemens

Dr. Clemens Plassmann
Plassmann Clemens
  • Overview
  • Experience
  • Credentials
  • Insights and events
quote mark

Clemens Plassmann is an exceptional litigator who is viewed as "tough opposition" by peers.

Who's who Legal, 2023

Clemens Plassmann is a leader in intellectual property matters with a focus on patent litigation.

Clemens conducted numerous patent infringement lawsuits before the German civil courts and worked on parallel validity proceedings before the German Patent and Trademark Office, the German Federal Patent Court, the German Federal Supreme Court and the European Patent Office. He has a great deal of experience in coordinating multi-jurisdictional patent disputes (including arbitrations) in Europe. Clemens is also active in client counselling as regards licensing, transactional IP and the law of employees' inventions. He increasingly advises on strategic issues related to the new system of the Unified Patent Court in Europe. 

Clemens is co-editor of the leading comprehensive handbook on the UPC-System "Unified Patent Protection in Europe" (Tilmann/Plassmann, Oxford University Press, 2018). 

quote mark

"Very experienced litigator" Plassmann is a well-rounded practitioner who handles high-stakes disputes with aplomb. He balances every action with a commercial vision to devise cogent litigation strategies.

IAM Patent 1000, 2024

Representative experience

Coordinating complex Europe-wide patent litigation for an innovative medical devices company over 10 years.

Conducting comprehensive arbitration proceedings according to the rules of arbitration of the World Intellectual Property Organization.

FRAND-Defense against infringement actions based on Standard Essential Patents.

Acting for QIAGEN in complex biotech patent disputes.

Conducting a major licensing dispute before the German courts from first to last instance (life sciences).

Advising and representing a manufacturer of special chemicals in the field of trade secrets and know-how protection.

Credentials

Education
  • Dr. iur., Freie Universität Berlin, 1996
  • Second State Exam in Law, Berlin, 1995
  • First State Exam in Law, LMU Munich (Ludwig-Maximilians-Universität München), 1990
Memberships
  • German Association for the Protection of Intellectual Property (GRUR)
  • Association of Intellectual Property Experts (VPP)
  • European Patent Lawyers Association (EPLAW)

Recognition

Recommended lawyer for infringement, IAM Patent, 1000, 2024

IAM Patent 1000

2024
IP Star in Germany

Managing Intellectual Property IP STARS

2024
Recommended lawyer for IP - Patents

Who's Who Legal Germany

2024
Clemens Plassmann was recognized in Best Lawyers™ in Germany for Intellectual Property and IT Law.

Best Lawyers™

2025
Recommended individual

JUVE Patent

2023/2024
Practitioner of the Year (Law Firms)

Managing IP

2023
IP Star in Germany

Managing Intellectual Property IP STARS

2023
One of the world's leading patent professionals

IAM Patent 1000

2023
Recommended lawyer for patent litigation

Who's Who Legal

2023
Recommended lawyer for patent litigation in Germany

Who's Who Legal - Life Sciences

2022
Recommended lawyer for Patents: Dispute Settlement

Legal 500 Germany

2022
Recommended lawyer for patent litigation in Germany

Who's Who Legal - Life Sciences

2022
One of the world's leading patent professionals

IAM Patent 1000

2022
Recommended lawyer for patent law

JUVE Handbook

2022/2023
IP Star in Germany

Managing Intellectual Property IP STARS

2021/2022
One of the leading practitioners for patent litigation in Germany

Who's Who Legal - Life Sciences

2021
Recommended lawyer for patent law

JUVE Handbook

2021/2022
One of the world's leading patent professionals

IAM Patent 1000

2021
Recommended lawyer for patent law

Who's Who Legal

2021
One of the world's leading practitioners for patent litigation

Who's Who Legal - Life Sciences

2020
Winner in the category Trade Secrets and Confidential Know how, Germany

Legal Awards

2020