Category: Classifications and distinctions

We are pleased to announce that Regimbeau has once again been recognised in the World Trademark Review WTR 1000 ranking – France, achieving a Silver ranking, confirming its longstanding position as a key player in the intellectual property landscape. 

This distinction highlights the firm’s unwavering commitment to brand protection and its strategic expertise in preserving brand value across Europe. 

According to the World Trademark Review: 

“A cornerstone of the French IP landscape for nearly a century, Regimbeau commands deep respect for its unwavering commitment to brand protection and its strategic acumen in preserving brand value across Europe.” 

We also congratulate Isabelle Thill, Partner, who has been individually recognised with a Bronze ranking. The WTR highlights her meticulous and pragmatic approach, as well as her strong sector expertise in pharmaceuticals, biotech and consumer goods: 

“Isabelle Thill is a meticulous practitioner who pairs sector fluency in pharmaceuticals, biotech and consumer goods with a tactician’s eye for claim drafting, oppositions and domain-name strategy. Her clients value her pragmatic approach to filings that anticipate objections and minimise risk.” 

We would like to sincerely thank our clients and partners for their continued trust, as well as our teams, whose dedication and expertise drive the firm’s success. 

We are honored to announce that Regimbeau has once again been recognized in the Financial Times’ 2025 edition of Europe’s Leading Patent Law Firms.

This prestigious annual ranking, compiled in collaboration with the independent research institute Statista, is based on recommendations from both clients and peers across the intellectual property landscape. It highlights law firms that have demonstrated exceptional expertise and performance in the field of patent law throughout Europe.

This recognition is a testament to our unwavering commitment to supporting innovation and protecting intellectual property across a wide range of industries. It reflects the trust placed in us by our clients and the outstanding work of our dedicated team of professionals.

We extend our sincere gratitude to our clients for their continued confidence and to our team whose expertise and dedication drive our ongoing success.

Learn more about the 2025 FT Ranking

We are proud to share that Regimbeau has been ranked in the 2025 edition of the IAM Patent 1000, earning a spot in the “Silver – Firms: Prosecution” category!

This ranking identifies the world’s leading patent professionals and firms for their exceptional expertise in intellectual property.

A special congratulations to our managing partners — Jean-Robert Callon De Lamarck, Frédérique Faivre Petit, and Emmanuelle Levy — who have been individually recognized as recommended patent professionals on the global stage.

We extend our heartfelt thanks to our clients for their trust and support.  

As noted by IAM:

More information

We are proud to announce that Regimbeau is one of the firms recognized in the Lexology: Index France 2025 report, which highlights the leading intellectual property attorneys for their expertise in patents and trademarks. We are also proud to have been nominated in the "Thought Leaders" category, highlighting our commitment to shaping the future of IP. 

This distinction testifies to the renewed confidence of our clients, as well as to the commitment of our teams to offer quality services in the protection and enhancement of industrial property rights.  

We would like to congratulate Jean-Robert Callon de Lamarck and Marie Audren, who have been honored in the patent category, and Martine Bloch-Weill, who has been honored in the trademark category.  

Our warmest thanks to our clients for their trust and positive feedback.  

At Regimbeau, we pursue our mission with passion: to defend innovation and support economic players in their intellectual property strategy.  

More information on the ranking: https://www.lexology.com/index/report/thought-leaders-france/rankings?p=1781547 

We are delighted to have once again been singled out by the World Trademark Review in its WTR 1000 ranking for France in 2025.  

This recognition highlights our ongoing commitment to excellence and innovation in intellectual property.  

According to the WTR1000: “REGIMBEAU is well armed to assist its domestic and international clients to protect, enforce and defend their brands.The team are always seeking to add value, and are focused on developing innovative strategies and solutions that will last for the long term. Having called the firm home for almost three decades, Isabelle Thill comes warmly recommended".  

Congratulations to partner Isabelle Thill, who was also singled out in the ranking. According to WTR: "Isabelle is a master of all aspects of trademark management. She collaborates closely with her clients, always making herself available and finding business-oriented solutions. Isabelle works swiftly and efficiently, even in a fast-paced environment, and offers invaluable advice for each project she works on”.  

We sincerely thank our clients and partners for their trust and support. We are also grateful to our teams, whose commitment and expertise are the key to our success. 

We are thrilled to announce that Regimbeau has been recognized in Managing IP's IP Stars ranking - 2024 edition!     

IP Stars is a globally recognized ranking of Intellectual Property law firms. Research for IP STARS covers a wide range of intellectual property fields and over 80 jurisdictions.   

This year, Regimbeau is ranked tier 1 in the "Patent prosecution" category and recommended in the "Trademark prosecution - patent & trademark attorney firms 2024" category.   

“French IP firm Regimbeau is highly recommended for IP protection and portfolio management. It has experienced patent attorneys in sectors such as life sciences, chemistry, IT and mechanical engineering. The firm has several offices in France and a branch in Munich. Jean-Robert Callon de Lamarck, Frédérique Durieux, and Sylvain Thivillier are among the key patent practitioners in the firm.” 

“For trademarks, clients have experienced practitioners like Martine Bloch-Weill, Isabelle Thill and Olivier Prats. The partners are supported by a team of junior patent and trademark attorneys and technical specialists.” 

We warmly thank our clients for their trust and support, and our teams for their work and commitment.    

Find out more about IP Stars ranking 2024.    

We are thrilled to announce that Regimbeau has been recognized in the @Financial Times Ranking - 2024 edition!  

The Financial Times in collaboration with the research institute Statista has published the 6th edition of its special report "Europe's Leading Patent Law Firms 2024". This is a recognized ranking of Europe's leading patent law firms in the field of intellectual property.   

This year, Regimbeau is ranked as one of Europe's leading patent law firms, with bronze rankings in the "Chemistry & Pharmacy" and "Mechanical Engineering" categories. 

We warmly thank our clients for their trust and support and our team for their commitment. 

More information on: https://www.ft.com/content/9ea901c9-e3db-4864-9ab5-c92c4c90a787 

Who's Who Legal has announced the results of its 2024 review of leading patent & trademark attorneys in France.

Regimbeau is pleased to announce the recognition of Jean-Robert Callon de Lamarck, Marie Audren, Emmanuel Potdevin, Stéphanie Massin Celaire and Thomas Moisand in the "Patent” category and Martine Bloch-Weill in the “Trademarks” category.   

We would like to warmly thank our clients for their trust and positive feedback. 

More information on: Who's Who Legal - Lexology  

We are pleased to announce that Regimbeau received an award as Europe Cross-Border Patent Litigation Team of the Year from Managing IP for its work on the Bristol-Myers Squibb (Apixaban) against generics matter with Gide Loyrette Nouel.  

Anne Boutaric and Marie Audren attended Managing IP’s EMEA Awards 2024 ceremony in London on April,11 to represent Regimbeau and receive the award.  

It recognizes the in-house teams, firms, individuals and companies behind the most innovative and ambitious IP work of the past year, as well as those at the forefront of the international market. 

We would like to thank our clients for their trust and the Gide x Regimbeau  – Patent Litigation team for their hard work.  

On the Meril Italy Case :

• Gide : Emmanuel Larere, Raphaëlle Dequiré-Portier, Carole-Anne Bauer, Luca Chevallier and Ludivine Meissirel-Marquot
• Regimbeau : Jean-Robert Callon de Lamarck, Anne Seibel, Aurélien Grimberg and Julien Guesnier

On the Bristol-Myers Squibb Case :

• Gide : Emmanuel Larere, Raphaelle Dequiré-Portier, partners, Julie Pailhès, counsel and Célia Révy
• Regimbeau : Anne Boutaric and Emmanuelle Levy, partners, Margaux Beretta.

More information

Regimbeau has once again been ranked "Leading" and "Excellent" by Décideurs Magazine in its 2024 rankings of French IP law firms.  

Regimbeau is particularly distinguished by its ranking as "Leading" in the following categories:   

• Patents (general)  
• Physics, Mechanics and Construction patents 
• Chemistry, Biotech & Life Sciences patents   

In addition, it is rated "Excellent" in the following categories:  

• Electronic Telecommunications Patent & New Technologies  
• Trademarks, Designs & Models  

We would like to warmly thank our clients for their support and congratulate all our teams for their hard work!  

For more information: https://www.leadersleague.com/fr/classements?country=france-1&profession=cabinet-de-conseils-en-pi  

Who's Who Legal has announced the results of its 2023 review of leading patent & trademark attorneys. Regimbeau is pleased to announce the national and international nomination of Jean-Robert Callon de Lamarck, Jérôme Collin, Marie Audren, Stéphanie Massin Célaire, Emmanuel Potdevin and Thomas Moisand in the "patents" category, and Martine Bloch-Weill in the "trademarks" category. 

Managing Intellectual Property (MIP) magazine has published the results of its annual survey identifying the best IP practitioners worldwide. Regimbeau is once again ranked among the best firms in France in the "Patent Prosecution" and "Trade Mark Prosecution" categories.

Jean-Robert Callon de Lamarck, Jérôme Collin, and Thomas Moisand have also received the "IP Stars" distinction.

Congratulations to our patents and trademarks teams for this recognition and a huge thank you to our clients for their continued trust.

Intellectual Asset Management Magazine (IAM) has published the results of their “IAM Patent 1000 – The World’s Leading Patent Practitioners” survey identifying the best worldwide patent practitioners. REGIMBEAU is again ranked among the top firms in France in the “Firms – Prosecution” category; Jean-Robert CALLON de LAMARCK, Frédérique FAIVRE PETIT and Emmanuelle LEVY have also been recognised in the “Individuals – Prosecution” category.

Regimbeau is ranked among the recommended IP firms in France by the Financial Times magazine and Statista in the Bio-technology, Food & Healthcare , Mechanical Engineering, Electrical Engineering & Physics categories.

Regimbeau is again recognized as « Indispensable » and « Excellent » by the Magazine Décideurs in its 2023 ranking of Consulting Firms in Industrial Property in France.

Regimbeau is ranked « Indispensable » in the categories:

• Patents (general)
• Physics, Mechanics & Construction Patents
• Chemistry, Biology and Life Sciences Patents

And “Excellent” in the categories:

• Electronics, Telecoms and New Technologies Patents
• Trademarks & Designs

Thanks to our customers for their contribution and congratulations to all our teams!

JUVE Patent, a reference platform specialising in the European patent market, has published its ranking of the best patent practitioners in Europe.

REGIMBEAU is ranked among the best firms in France in the «Patent filing» category. Stéphanie Massin Célaire and Emmanuelle Levy are also named “Recommended individuals” in the “Patent attorneys with technical specialty” category for their technical expertise in “Chemistry, Pharmacy and Biotechnology” and Jérôme Collin is recognized as “Recommended individuals” in the area of “Digital Communication, IT and Medtech”.

REGIMBEAU is particularly recognized and recommended in these fields of expertise :

• Pharma and biotechnology
• Medical technology
• Chemistry
• Digital communication and computer technology
• Mechanics, process and mechanical engineering

We are proud to announce that Regimbeau is once again ranked as "Gold" by the World Trademark Review for the WTR1000 2023 in France.

According to the WTR1000, "Regimbeau is an excellent law firm that can address the IP needs of any international brand."

We would like to express our gratitude to our clients and partners for the trust they place in us. We would also like to thank our entire trademark team for their exceptional work and commitment.

Managing Intellectual Property magazine has published the results of its annual PCT survey. REGIMBEAU is ranked 3rd in France and 5th in Europe for the number of international PCT (Patent Cooperation Treaty) applications filed.

Managing Intellectual Property (MIP) magazine has published the results of its annual survey, which recognizes new talent in intellectual property. We are proud to announce the distinction of Anne SEIBEL and Matthieu OBJOIS in the Rising Stars 2020 ranking, which honors their expertise and commitment to the success of REGIMBEAU and its clients.

Managing Intellectual Property (MIP) magazine has published the results of its annual survey, which recognizes new talent in the intellectual property field. We are proud to announce the distinction of Anne SEIBEL and Matthieu OBJOIS in the Rising Stars 2021 ranking, which once again honors their expertise and commitment to the success of REGIMBEAU and its clients.

Intellectual Asset Management (IAM) magazine has published the results of its “IAM Strategy 300: The World's Leading IP Strategists” survey, which recognizes individuals who are leaders in developing and implementing strategies that maximize the value of intellectual property portfolios. REGIMBEAU is pleased to announce the nomination of Jérôme COLLIN.

Who's Who Legal has published the results of its 2021 survey of leading patent attorneys. REGIMBEAU is pleased to announce the national and international nominations of Jean-Robert CALLON DE LAMARCK, Jérôme COLLIN, Marie AUDREN, Stéphanie CELAIRE and Thomas MOISAND in the “patents” category, and of Evelyne ROUX and Martine BLOCH-WEILL in the “trademarks” category.

Décideurs Magazine has published its annual rankings, identifying the best IP law firms in France. REGIMBEAU is once again ranked in the “indispensable” category for “Patents General Classification”, “Physics, Mechanics & Construction Patents”, Chemistry, Biology and Life Sciences Patents” and “Electronics, Telecoms and New Technologies Patents” and “excellent” in “Trademarks & Designs”.

REGIMBEAU is ranked among the recommended IP firms in France by the Financial Times magazine and Statistica in the Biotechnology & Food, Chemistry & Pharmaceuticals, IT & Software, Electrical engineering and Mechanical Engineering categories.

Intellectual Asset Management Magazine (IAM) has published the results of their “IAM Patent 1000 – The World’s Leading Patent Practitioners” survey identifying the best worldwide patent practitioners. REGIMBEAU is again ranked among the top firms in France in the “Firms – Prosecution” category; Jean-Robert CALLON de LAMARCK, Frédérique FAIVRE PETIT and Emmanuelle LEVY have also been recognised in the “Individuals – Prosecution” category.

Managing Intellectual Property (MIP) magazine has published the results of its annual survey identifying the best IP practitioners worldwide. REGIMBEAU is once again ranked among the best firms in France in the "Patent Prosecution" and "Trade Mark Prosecution" categories. Evelyne ROUX, Jean-Robert CALLON DE LAMARCK, Jérôme COLLIN, and Thomas MOISAND have also received the "IP Stars" distinction.

JUVE Patent, a reference platform specialising in the European patent market, has published its ranking of the best patent practitioners in Europe.

REGIMBEAU is ranked among the best firms in France in the «Patent filing» category. Stéphanie Massin Célaire and Emmanuelle Levy are also named “Recommended individuals” in the “Patent attorneys with technical specialty” category for their technical expertise in “Chemistry, Pharmacy and Biotechnology” and Jérôme Collin is recognized as “Recommended individuals” in the area of “Digital Communication, IT and Medtech”.

REGIMBEAU is particularly recognized and recommended in these fields of expertise :

• Pharma and biotechnology
• Medical technology
• Chemistry
• Digital communication and computer technology
• Mechanics, process and mechanical engineering

Regimbeau has been ranked among the top French firms in pharmaceutical patents, according to a recent study undertaken by Patent-Pilot. A great performance for Regimbeau, especially since most of the patent applications in question are drafted by our teams, as part of the daily support of our direct clients, whom we thank for their trust.

Read the study

World Trademark Review (WTR) magazine has published the results of its survey “WTR 1000 The world's Leading Trademark Professionals”, which identifies the best trademark practitioners worldwide. REGIMBEAU was ranked among the recommended firms in France. Managing Partner Evelyne ROUX is renowned for her trademark expertise.

Pour la cinquième année consécutive Evelyne ROUX, Jean-Robert CALLON DE LAMARCK et Jérôme COLLIN, Associés, ont reçu la distinction "IP Stars". Cette distinction est décernée par le magazine Managing Intellectual Property et est basée sur les recommandations des professionnels de la PI et des clients.

Martine Bloch-Weill, Associée, a reçu le prix « Client Choice » dans la catégorie « Propriété Intellectuelle -Marques - France ». Fondée en 2005, ce prix récompense les cabinets d’avocats et les professions juridiques du monde entier qui se démarquent aussi bien dans leurs relations avec leurs clients que par la qualité de leur service. Les critères de cette reconnaissance se basent sur la capacité d’apporter une réelle valeur ajoutée aux activités de ses clients. Les lauréats 2014 ont été choisis parmi plus de 2000 candidats évalués par les conseils juridiques d’entreprises du monde entier.