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Finnegan
Daniel F. Seitz
Partner
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  • Thierschplatz 6
  • 80538 Munich, Germany
+49 89 83931 1246
daniel.seitz@finnegan.com daniel.seitz@finnegan.com

Daniel F. Seitz

Partner

  • +49 89 83931 1246 +49 89 83931 1246
  • daniel.seitz@finnegan.com daniel.seitz@finnegan.com
  • Thierschplatz 6
  • 80538 Munich, Germany
  • vCard

Daniel Seitz, admitted as an attorney at law in Germany, advises and represents clients in patent litigation before national German courts. His work focuses on mechanics and electronics with vast experience related to semiconductors, computers and communication technology.

Daniel represents clients in all patent-related disputes, including preliminary injunction proceedings and patent infringement proceedings before German civil courts, nullity proceedings before the German Federal Patent Court and the German Federal Court of Justice as well as compulsory licensing proceedings. He has experience in a wide range of technologies such as consumer electronics, semiconductors, communication technology, computers, software, automotive, mechanical, consumer goods and sport goods. Daniel also advises clients on licensing and transfer of intellectual property rights as well as agreements regarding research and development.

Prior to joining Finnegan, Daniel practiced patent litigation at an international law firm and a market-leading German intellectual property law firm, gaining experience in complex international patent litigation and in litigating standard-essential patents (SEPs).

Et Cetera

  • Co-author. “Erfinderische Tätigkeit bei Auswahl aus mehreren Möglichkeiten,” GRUR Patent 2024, 260.

Experience

Represented electronics manufacturer in patent litigation proceedings involving standard-essential patents*

Represented electronics manufacturer in patent litigation proceedings involving standard-essential patents (SEPs) in the field of mobile communication technology.

Represented chip manufacturer in patent litigation proceedings*

Represented chip manufacturer in patent litigation proceedings in the field of dynamic random-access memory (DRAM).

Represented chip manufacturer in patent litigation proceedings involving integrated circuits*

Represented chip manufacturer in patent litigation proceedings in the field of integrated circuits.

Represented chip manufacturer in patent infringement proceedings involving graphics chip technology*

Represented chip manufacturer in patent proceedings in the field of graphics chip technology.

Represented manufacturer of hardware and software for computer networks in patent infringement and nullity proceedings*

Represented manufacturer of hardware and software for computer networks in patent infringement and nullity proceedings in the field of network equipment.

Represented major appliance and electronics manufacturer in patent infringement and nullity proceedings*

Represented major appliance and electronics manufacturer in patent infringement and nullity proceedings in the field of refrigeration.
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Insights

Seminar

The Doctrine of Equivalents at the UPC

The Doctrine of Equivalents at the UPC The Doctrine of Equivalents at the UPC

April 16, 2026

Munich

Articles

Preempting Surprise Injunctions in Germany and the UPC: Strategic Use of the Schutzschrift in Global Patent Litigation

Preempting Surprise Injunctions in Germany and the UPC: Strategic Use of the Schutzschrift in Global Patent Litigation  Preempting Surprise Injunctions in Germany and the UPC: Strategic Use of the Schutzschrift in Global Patent Litigation 

March 27, 2026

Articles

Global Patent Litigation: Strategic Insights Across U.S., Germany, and China

Global Patent Litigation: Strategic Insights Across U.S., Germany, and China Global Patent Litigation: Strategic Insights Across U.S., Germany, and China

December 18, 2025

Articles

The UPC Has Already Reshaped the European Litigation Landscape: Insights from Its First Two Years

The UPC Has Already Reshaped the European Litigation Landscape: Insights from Its First Two Years The UPC Has Already Reshaped the European Litigation Landscape: Insights from Its First Two Years

July 9, 2025

Intellectual Asset Management (IAM)

Books

Patent Litigation Comparative Guide: United States, Germany, and UPC

Patent Litigation Comparative Guide: United States, Germany, and UPC Patent Litigation Comparative Guide: United States, Germany, and UPC

October 2024

Mondaq

Articles

Recent Filings and Decisions for Standard Essential Patents July and August 2024: U.S. CAFC, District Courts, PTAB, and European Courts

Recent Filings and Decisions for Standard Essential Patents July and August 2024: U.S. CAFC, District Courts, PTAB, and European Courts Recent Filings and Decisions for Standard Essential Patents July and August 2024: U.S. CAFC, District Courts, PTAB, and European Courts

October 18, 2024

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News

Press Release

Finnegan Announces Six New Partners to Strengthen Global IP Leadership Finnegan Announces Six New Partners to Strengthen Global IP Leadership

January 5, 2026

Professional Activities

  • German Association for the Protection of Intellectual Property & Copyright (GRUR)
Admissions and Education

Admissions

  • Unified Patent Court (UPC)
  • Federal Court of Justice of Germany (appeals in patent nullity proceedings only)
  • German District Courts and Higher Regional Courts
  • German Federal Patent Court

Education

Oberlandesgericht Nürnberg
Law Certificate, Zweites Staatsexamen Rechtswissenschaften, 2017
Universität Regensburg
Law Certificate, Erstes Staatsexamen Rechtswissenschaften, 2015

Languages

  • English

Daniel's Practices

Diligence, Licensing, and Opinions
Due Diligence
Licensing, Pooling, and Other Transactions
Opinions and Counseling
Standard Essential Patents (SEPs)
Global IP Enforcement, Litigation, and Trials
Antitrust and Misuse
Due Diligence
Patent Litigation and Trials
Patent Oppositions and Appeals
Pretrial Strategies
Standard Essential Patents (SEPs)
Trade Secrets
Unitary Patent System (UPS) and the Unified Patent Court (UPC)
Patent Office Invalidation Proceedings
Nullity Actions

Daniel's Industries

AI, Electronics, and Information Technology
Electrical and Computer Technology
Electronic Devices and Components
Nanotechnology
Chemicals, Industrials, and Materials
Additive Manufacturing
Manufacturing
Textiles
Communications
Financial Services and Business Systems
Internet of Things (IoT)
Media
Consumer Goods and Services
Consumer Products
Hospitality, Gaming, and Leisure
Gaming
Sports, Fitness, and Outdoor Recreation
Transportation and Logistics
Automotive and Smart Mobility Tech

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