Dr. Dirk Wiedemann, LL.M. oec.
Attorney at Law

Vita
Education:
- 2000–2002 University of Würzburg Law School
- 2002–2003 University of Nancy (France) Law School
- 2003–2005 University of Bonn Law School
- 2005 First State Examination in Law
- 2006–2007 Master of Laws (LL.M. oec.), University of Cologne
- 2010 Doctor of Law, University of Cologne
- 2012 Second State Examination in Law
Professional Training:
- 2010–2012 Compulsory legal training at Courts and Administrative Agencies in Darmstadt and Frankfurt am Main
- 2011 Internship at the Queen Mary Intellectual Property Research Institute, University of London, London (England)
Professional Experience:
- 2012 Admission to the Bar
- 2012 joined the law firm Lorenz Seidler Gossel
- since 2019 Partner at Lorenz Seidler Gossel
- 2023 Admitted as UPC representative
Selected Publications:
- ”The enforcement of the claim to inspection pursuant to § 19a German Trademark Act in preliminary injunction proceedings” (GRUR 2014, 229 et seq.)
- “Complaint proceedings at Facebook regarding trademark infringements – “I like”?” (GRUR-Prax 2018, 203 et seq.)
- “Iustitia is blind but likes to read twice: On the new approval procedure for appeals to the ECJ” (GRUR-Prax 2019, 275 et seq.)
- “Aux armes – The Federal Constitutional Court's case-law regarding the equality of arms in preliminary injunction proceedings" (GRUR-Prax 2020, 359 et seq.)
- “EU regulation on standard essential patents ante portas - An essential overview“ (GRUR-Prax 2024, 222 et seq.)
Memberships:
- German Association for the Protection of Industrial Property and Copyright (GRUR)
Foreign languages:
- English
- French
References Dr. Dirk Wiedemann, LL.M. oec.
"very responsive, good service level, good price-performance ratio"
JUVE 2024/25
"often recommended"
JUVE 2023/24
"very easy to reach, fast and efficient", client
JUVE 2022/23
'Dirk Wiedemann's very well thought-out strategies and clear communication show a strong understanding of the practice area, which has led to some important successes. The pragmatic approach, with an understanding of our business interests and our sector, aims for a safe path, with caution and commo...weiterlesenn sense. This kind of collaboration is fun.'
Legal 500 2025




















