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Key contacts
Partner: Holger Gauss
Quick facts
Firm - Year of Establishment

1924

Key practice areas
Intellectual property
Trade mark
Patent
Patent disputes - law firms
Patent disputes - patent & trade mark attorney firms
UPC litigation
Firm overview

When it comes to intellectual property, Grünecker is the partner of choice. As a leading boutique firm, Grünecker offers a comprehensive range of IP services spanning all technical and legal areas. With 100 years of experience and a highly qualified team of over 85 patent attorneys, more than 60 patent practitioners, and over 30 attorneys-at-law, Grünecker is one of Europe’s largest and most renowned IP firms.

At home in Europe, with headquarters in Munich and offices in Berlin, Cologne, and Paris, Grünecker supports clients worldwide every day. Experts at the firm excel in a wide range of technical fields – from mechanical engineering, electrical engineering, semiconductor technology, information technologies, and AI & machine learning to software, automotive, material science, medical technology, physics, chemistry and life sciences. Each year, our team files hundreds of strategically drafted patent applications in these areas, making us one of the top filing firms in Europe.

The Grünecker patent team is multinational: Besides attorneys registered in UK, France, Spain, Italy, Austria and Ireland, we are proud of our patent attorney colleagues from Japan and China. This together with a longstanding and trusted network of international partners in practically every country around the globe makes Grünecker a one-stop law firm for any challenging worldwide IP strategy.

Grünecker is also a heavyweight in defending and enforcing intellectual property rights. The firm’s teams manage numerous opposition proceedings before the European Patent Office (EPO) and represent clients in appeals and hearings in Munich and The Hague, and are highly experienced in nullity actions before the German Federal Patent Court.

Patent litigation teams at Grünecker pride themselves on offering holistic and diligent counsel to address clients’ needs. The close and well-tuned collaboration of litigators and patent attorneys has proven a key factor in the firm’s success. Whether before the highest German and European Courts, or in cross-border proceedings throughout Europe, the US, and Asia, Grünecker delivers tailored solutions that make a difference.

Grünecker represents clients before all relevant German courts and before the newly constituted Unified Patent Court (UPC), which currently has jurisdiction over 17 European countries. The firm’s attorneys were involved in creating this new system from day one, developing expertise at an early stage and representing some of the first cases filed with the UPC.

Beyond patents, Grünecker is one of the leading firms in the field of soft IP, representing renowned trademark and design owners. The firm offers the full range of trademark-related services including trademark clearances, portfolio development, and trademark prosecution.

With hundreds of disputes annually, the Grünecker team is at the forefront of litigation and enforcement of trademarks, designs, copyrights and competition law claims. Our attorneys have extensive experience combating counterfeits, knockoffs and parallel imports across all industries – including consumer products, food and beverages, medical devices, electronics, fashion, sports articles, luggage and luxury products – and successfully handle hundreds of border seizures annually in Germany and the EU.

Expertise at Grünecker also covers technology transfer and licensing, know-how and trade secret protection as well as digitalization and data protection.

Grünecker’s top-tier position is consistently recognized in international rankings, and this is echoed by recommendations from clients and industry peers who emphasize the expertise and dedication of the Grünecker teams.

For more information, please visit: www.grunecker.de

Practice Areas & Sector Specialisations

Key IP Areas

Patent Law, Patent Infringement, Trademark Prosecution, Trademark Litigation & Anti-Counterfeiting, Designs, Copyrights, Competition Law, Digitalization & Data Protection, Technology Transfer & Licensing, Contracts & Antitrust, Due Diligence & Recordals, Know-How & Trade secrets protection

Key Sector Expertise

Medical Technology, Chemistry & Life Science, Physics, Electrical Engineering, Semiconductor Technology, Information Technology, Software, AI & Machine Learning, Mechanical Engineering, Automotive Materials Science

Address:
Leopoldstraße 4
Munich
80802
Tel:+4989212350 Fax:+4989220287 Email:Contact Us Web Address:https://grunecker.de/
2026 Edition
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Overview

Grünecker has one of the largest, most experienced patent attorney teams in Germany. The firm is also highly recommended for trade mark protection and disputes work. Its patent expertise covers key technical fields such as mechanical engineering, IT/software, life sciences and telecoms. The firm also has lawyers who work with the patent attorneys on patent infringement and nullity actions.

Notable patent litigators: Sebastian Ochs, Ulrich Blumenröder and Bernd Allekotte.

Notable patent attorneys: André Nickel, Yilin Jin, Stefano Marchini, Olivia Nemethova, Rainer Plaggenborg, Gero Maatz-Jansen, Moritz Höffe, Reinhard Knauer, Heike Vogelsang-Wenke, and Thomas Kronberger.

Notable soft IP practitioners: Cornelia Schmitt, Anja Franke, Maximilian Kinkeldey and Holger Gauss.

Testimonials

2026

"Excellent legal advice.  I trust their advice and readily rely upon it.  I would not use any other firm for the EPO."

"They are exceptionally efficient and practical. Holger Gauss and his team are fantastic to work with; their analysis is concise and useful, requiring little, if any, modification or edits before I can relay it to the ultimate client."

"Personalized support from long-standing, dedicated contacts with excellent expertise, both legal and technical, regarding the content of the patents."

"Our company has worked with Bernd Allekotte and his team at Grünecker for over a decade. Grünecker is our top and only choice for large-scale defensive and offensive German and UPC patent litigations.  Grünecker can handle large-scale patent litigations quickly and cost-effectively, delivering the utmost value and speed.  Grünecker has a deep bench of talented patent attorneys, who can simply and compellingly present the most complicated issues."

"The prosecution team is cost-effective, fast, and brilliant.  The patent attorneys on our prosecution matters also work extensively on patent litigation, leveraging an unusual depth of practical knowledge and patent litigation expertise to deliver high-quality applications and patents cost-effectively."

"The team’s mixed structure of patent attorneys and litigators enables seamless, efficient representation before German and European courts (including the UPC), and they’re known for being communicative, technically adept and client-focused in achieving results."

"Their attorneys combine strong technical understanding with efficient prosecution strategies, clear communication and timely handling of deadlines, making the entire process smooth and reliable."

"They are incredibly responsive. The incomparable Holger Gauss is at the top of his game, providing zealous advocacy and strong business-minded advice. He and his team are a go-to for European trademark support."

Holger Gauss

"He is exceptionally responsive and knowledgeable; he is incredibly well-known and liked in the IP community, and the reputation is well earned."

Udo Weigelt

"Once the terms of the negotiation have been agreed upon, Udo delivers quick and pragmatic solutions; he has a strong technical background and is always easy to reach if you have questions or need assistance."

Bernd Allekotte

"Bernd is a seasoned and fierce advocate on every case, as well as an able and cost-effective manager. Bernd has consistently delivered exceptional results, the fastest responses, and the most value of any firm we've used."

 

2025

"[The] patent attorney who is responsible is available on short notice for discussions, well prepared, knowledgeable, and clear in communication."

"They are flexible and have handled our work seamlessly."

"They are practical and business-minded.Their advice is clear and always addresses the primary concerns of the client.The team is very approachable and friendly."

A client values the firm's "expertise in trademark law in Germany and the EU".

A client noted the team's "responsiveness, creativity, enthusiasm, understanding of risk tolerance, and concise and practical advice."

"They are thorough in their analysis and timely. Their communications are well written."

"They are extremely well versed in English and very knowledgeable of EU and German trademark law."

"They provide friendly and fast service."

"Very professional, responsive, and very good at handling contentious matters."

"We trust the firm for their good work, responsiveness, and strong history of results."

"Their work is accurate, and they are nice to work with."

"They provide the right contact person who understands the individual needs of the client's company and their industry so they can protect their innovations in the best possible way."

"I have known them for many years, and they consistently do great work in trademarks."

"Extremely professional and personable."

"They give high-value advice, the best opposition support and make our journey safe and easy."

"Outstanding professional attitude and delivery."

"They can explain complicated concepts in simple and compelling terms.They have sound judgement and have delivered exceptional results for our company. They have extensive expertise and can quickly work through complicated issues on a wide array of technologies."

"Trustful and very engaged team. No concerns [on] Grünecker's team."

"They are friendly and responsive and also very knowledgeable."

"Technically very competent and broadly positioned."

"They are my go-to for complex cases in the EPO."

"Highly professional. Great team to work with."

"We work with many German firms, but in our experience, Grünecker is among the best firms."

"Timely feedback and professional service."

"They are all very experienced trademark lawyers, very reliable and hands-on, and provide excellent legal services. It is a pleasure working with them."

Holger Gauss

"Holger Gauss is responsive, creative and attuned to the needs and preferences of US technology and life sciences clients."

 

2023

"The team is available at all times and also at very short notice, offers quick and economically sensible advice and enforces our rights flawlessly. A clear difference in quality is evident, especially in cases that have been taken over."

"Easy to communicate with and results-driven."

"They are professional, efficient and transparent in relation to costs."

"They are smart, innovative, and highly responsive."

"They proactively suggest hands-on solutions. No superfluous advice."

"We have a long-lasting relationship with the same team – they know our goods and specific tasks very well. We value their well-balanced advice regarding strategy, options and costs."

"They are a professional team."

"They provide a professional service."

"We appreciate their active response, keeping deadlines and short response times – they are a well-organised team."

"We value the firm's high level of competence, efficient and transparent style of working, availability on short notice, and cost-efficiency."

"We appreciate their tailor-made approach. They have an informal approach, are available to meet clients' needs, and are proactive and ready to respond."

"They are experts in our domain with deep knowledge of our strategies. Very competent and customer-oriented."

"We value their counselling and strategy discussion on the basis of a very deep knowledge of the needs and policy of the customer. There are no concerns or disagreements if the client takes over some parts of the work to save costs."

"Grünecker provides clear and intelligent legal opinions to our clients. They never delay in assisting and responding to the client's needs."

"Grünecker provides reliable advice."

"Their trademark team is a close-knit group who work well together and are practical in their approach."

"They are commercially focused and give good practical advice."

"We appreciate their attorneys' responsiveness and depth of knowledge."

"We appreciate their responsiveness and clarity of advice."

"We appreciate their efficiency and reliability."

"They are responsive and smart."

"They do excellent work and are great people to work with."

"They are really spectacular lawyers."

"Grünecker has a very deep bench of patent attorneys, who are able to quickly and efficiently master a wide array of technical areas."

"Grünecker accurately forecasts its budget and never exceeds it."

"They are good at moving cases forward and helping us to navigate the complexities of German legal cases."

Bernd Allekotte

"Bernd Allekotte is a seasoned litigator with excellent judgement."

Linked Reviews
Trade mark

Case studies show trade mark protection and litigation work for brand owners in different sectors. Clients include Google, Hans Dietrich, Kolibri Software & Systems, Songs for Littles, and MDL Anchor Lamina.

IP Star Nicolás Schmitz and Philipp Strommer left in 2024 to launch their own firm.

Patent

Case studies show patent office filing and disputes as well as court litigation work. Clients include Roche Diabetes Care, Rockwell Automation Technologies, Geoplast, Amgen, Drylyte, and FRITSCH Bakery Technologies.

Franz-Josef Zimmer, Martin Aufenanger, and Thomas Schuster are no longer with the firm.

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