Leading Associates

Intellectual property: Patent and trade mark attorneys in France

Beau de Loménie

The team at Beau de Loménie provides comprehensive assistance to a diverse client base, both domestic and international. Renowned for its expertise, the firm is frequently engaged in opposition proceedings and has built a strong reputation for its litigation prowess before the French and European courts and patent offices. In addition to advising industries ranging from aeronautics to life sciences, the group also collaborates on cross-disciplinary technical challenges, particularly in emerging technologies, handling cases involving cutting-edge technologies, demonstrating a robust capability to support companies with innovations in artificial intelligence and neural network technology. The practice is led by a team of experienced professionals, including Philippe Hubert, Didier Intes, François Delumeau, Pierre-Louis Desormiere, Pierre Balesta, Emmanuelle Machinet, and Grégory Ingrand.

Responsables de la pratique:

Philippe Hubert; Didier Intes; François Delumeau; Pierre-Louis Desormiere; Pierre Balesta; Emmanuelle Machinet; Grégory Ingrand


Les références

‘We appreciate the expertise of Isabelle Mendelsohn. She has very good expertise in patent drafting and management of examination procedures. We also appreciated her work in writing third-party observations. She is efficient and knows how to go straight to essential advice.’

‘The team that takes care of our brands is excellent and very involved. They are full of rigor, efficiency and always offer us pragmatic solutions that serve our interests. Interpersonal relationships also contribute to this level of effectiveness.’

‘Emmanuelle Machinet is very knowledgeable about our files, and she is the added value. It allows us to manage serenely, realistically and well adapted to our business reality. In addition, she allowed me to better understand the subtleties of our subjects and for that I thank her. A very great professional.’

Principaux clients

Exotrail


Bonduelle


Mc Cain


Nutriset


SPH


Mauro Colagreco


Maped


The Procter & Gamble Company


Henri Selmer


Bolloré


AFNOR


Conseil National Des Barreaux (CNB)


Crédit Mutuel


IFOP


Ecolab


Cyrillus


Nabilla Beauty


New Balance


Petit Bateau


Tape A L’oeil


Kadalys


Les Secrets de Loly


Biomerieux


Biontech


Boiron


Essilor


Imcheck Therapeutics


Institut Pasteur


Mnemo Therapeutics


Robocath


Roquette


Sanofi


Sartorius


Urgo


Withings


Mérieux Nutriscience


Crime Science Technology


Havr


Chryso


Edilians


Minakem


Siliconix Technology


Ligue De Football Professionnel


LOSC


Paris Saint Germain


Stade Toulousain


Facel Vega


Gyrolift


Mavic


Norauto


Casalonga

Led by Caroline Casalonga, Olivier Delprat, Karina Dimidjian-Lecomte, Jean-Baptiste Lecoeur, Virginie Martin-Charbonneau, Laurence Schardt, and Francis Zapalowicz, Casalonga‘s team has extensive experience in patent and trademark proceedings. The group regularly represents clients before the French IPO, French courts, EUIPO, and the European General Court, and it has also established strategic connections to firms in North America, Europe, and China. The team also handles transactional advice and litigation. It is a popular choice for clients in sectors ranging from electronics, chemistry, cosmetics, pharmaceuticals, and mechanics.

Responsables de la pratique:

Caroline Casalonga; Olivier Delprat; Karina Dimidjian-Lecomte; Jean-Baptiste Lecoeur; Virginie Martin-Charbonneau; Laurence Schardt; Francis Zapalowicz


 


Autres avocats clés:

Cristina Bercial-Chaumier; Floriane Codevelle; Gwennhaël Le Roy


Les références

‘Floriane Codevelle stands out for her responsiveness, her interpersonal skills, the clarity of her explanations.’

‘Casalonga’s attorneys cover many bases, prosecution, enforcement and litigation, and licensing. The team that serves my client is nimble, smart, practical and responsive. They know and understand our clients’ businesses and provide good, solid, common sense practical approaches and solutions.’

‘Karina Dimidjian-Lecomte and Cristina Bercial-Chaumier are the two partners on our team. They both are extremely knowledgeable, responsive, and easy to work with. They are experienced in every basic trademark and copyright issue and provide solid, practical advice and counsel. The whole team communicates extensively. We have developed over the years a good balance, often leading the way, especially in guiding negotiations.’

‘The main quality of the Casalonga firm is its multi-disciplinarity (trademark and patent skills combining Industrial Property Advisors and Lawyers).’

‘Caroline Casalonga stands out for her skills in intellectual property litigation.’

Principaux clients

Adeo Group


Algothérapeutix


Allegion (Bricard)


Antilles-Glaces Group


Arkema


Aurige


Baker Hughes


Banque BCP


Berliner (restaurant chain)


Biogaran


Blue Cross Blue Shield Association


BNIC (National Interprofessional Office of Cognac)


Brasseurs de France


Champagne Beaumont des Crayères


Champagne de Telmont (Remy Cointreau)


Champagne Mailly Grand Cru


Champagne Prophète & CO


Champagne Royal Riviera


Champagne Vincent d’Astrée


Châteauneuf-du-Pape PDO (Defense and Management Organisation)


COFINAIR Group (Jacir)


Cognac CAMUS


Consorzio del vino Brunello di Montalcino AOP


Credit Mutuel Arkéa


Dalloyau


Délices de Guyane


Desprat & Saint Verny


Diam Bouchage (OENEO Group)


Elis


Ermewa Group (Akiem)


Essity Hygiene and Health AB


Etablissement français du sang (Efs)


Etandex (SPPM)


Ethnodyne


Eurecat


Fayat Group


Flowbird


France Boissons


France Thermes Group (La compagnie de Vichy)


GBH (Bernard Hayot Group)


GE Renewable Energy & GE Healthcare


Geodis


GPMA


Hasbro


Heineken


Hisense


Hyline Building Systems France SAS


Implantica Marketing Limited


INAO (French National Institute of origin and quality)


JCR (Ekoï)


Jean Chéreau SAS


Kodak


La Chablisienne


Lalique Group


Leroy Merlin France (Adeo Group)


L’Oréal


Luberon PDO (Defense and Management Organisation)


Matsui Shuzo


MCPP


Mercier Vignobles (Mercier Group)


Michelin


Moulin Rouge (SOC BAL DU MOULIN ROUGE)


Mr.Bricolage Group


MSF International (Médecins Sans Frontières International)


Ortho Partner


Oui Care Group (Financiere Oui Care, O2 Developpement)


Paramount (formerly ViacomCBS)


Pernod Ricard


Petroval SA


Qinomic


Rémy Cointreau Group


Renault


Rhum A1710


Rio Tinto


Safran


Sagemcom


Saint-Gobain


Samaritaine (LVMH Group)


Sanofi


Servier – Les Laboratoires Servier France


SKF (Svenska KullagerFabriken)


Sky Group (formerly British Sky Broadcasting Group Plc)


Société de la Tour Eiffel


Solvay


Sovereign Brands


Spéciales Gillardeau SARL – Maison Gillardeau


Spiribam (Bernard Hayot Group)


STMicroelectronics


Teréga


Terumo


TotalEnergies


Unique Heritage Media (UHM)


Université de Genève


Up Coop Group


Vallourec


Ventoux PDO (Defense and Management Organisation)


Vignobles Clément Fayat (Fayat Group)


Vinora (association for the promotion of volcanic wines)


WAFF


Wakam


Wine Institute – California Wines


Yara France


Principaux dossiers


  • Supporting TOTALENERGIES  with national and PCT application drafting and filing, worldwide prosecution, oppositions and appeals cases before the EPO.
  • Assisting L’OREAL with national and PCT application drafting and filing, worldwide prosecution, oppositions and appeals cases before the EPO, notably in defence in several oral opposition proceedings.
  • Representing Lulu’s Fashion Lounge LLC in an opposition against Ugo Bensoussan before the EUIPO and then before the European General Court.

Germain & Maureau

Germain & Maureau delivers top-tier IP services to a diverse client base, serving global corporations, SMEs, and startups across patent, trademark, design, and domain name issues. The team has strong credentials in conducting prior searches and has a strong track record advising on the filing and registration of patents and trademarks. Additionally, the group represents clients in infringement, seizure, and opposition proceedings. Clients include companies active in diverse industries, spanning IT, telecoms, mechanical, pharmaceuticals, luxury goods, and food and beverages. The group is jointly headed by Stéphane Agasse, Henri Bourgeois, Nicolas Delorme, Alban Dumont, Julien Fialletout, Bertrand Geoffray, Isabelle Hegedus, Lilian Henck, William Lobelson, Maximin Salles, and Philippe Verriest.

Responsables de la pratique:

Stéphane Agasse; Henri Bourgeois; Nicolas Delorme; Alban Dumont; Julien Fialletout; Bertrand Geoffray; Isabelle Hegedus; Lilian Henck; William Lobelson; Maximin Salles; Philippe Verriest


Les références

‘The team is very available and responsive.’

‘The Germain & Maureau team is an expert in its field and their wise advice assists us in our daily missions in trademark law.’

‘Germain & Maureau offers in-depth analyzes and allows us to make decisions by clearly exposing the risks linked to our activities.’

Lavoix

Dedicated exclusively to intellectual property, Lavoix fields a team of over 70 patent and trademark attorneys. The team's handles prior rights searches, filing and application strategies, trademark monitoring, audits, prosecutions, and opposition procedures. It is also highly regarded for its representation in disputes, making it a preferred choice for clients in diverse sectors such as luxury goods, electronics, and pharmaceuticals. In addition to addressing contractual issues, the team handles various filings with national, international, and foreign registers, evaluations, portfolio management, and product development. The practice is led by Philippe Blot, Bertrand Domenego, Béatrice Daubin, Gérard Myon, Étienne Habasque, Olivier Rocher, Damien Colombie, and Béatrice Holtz; they each bring their unique expertise to the forefront.

Responsables de la pratique:

Philippe Blot; Bertrand Domenego; Béatrice Daubin; Gérard Myon; Etienne Habasque; Olivier Rocher; Damien Colombie; Béatrice Holtz


Autres avocats clés:

Anne-Sophie Auriol; Céline Bernardi; Céline Bourneuf; Aurélie Goulon; Maxim Kuzmin; Arnaud Pouderous; Aude Veinante; Philippe Lods; David Millet; Gwénaël Toussaint; Camille Pecnard; Jacob Klinkisch; Anne Francastel; Pièrre-Emmanuel Meynard


Les références

‘Innovative in terms of use of technologies. Offers a service that is more creative than competition for commercially useful patents.’

‘Bertrand Domenego sees business opportunities quickly and proposes creative ways to obtain and (or) defend our clients’ intellectual property rights.’

‘Solid people in law, well inspired in today’s world, and above all very nice. A pleasure to work together.’

Principaux clients

Technip FMC


Solecooler


Alstom


Mainbot


MaxMara


Cartier


Chloe


Tekna Plasma Systems Inc


ArcelorMittal


Bugatti GmbH


Thales


Total Energies


Framatome


Somfy


73 strings


Sanofi


Eyelights


Germitec


Powidian


Principaux dossiers


  • Assisted ArcelorMittal maintain patent EP 2 086 755 in appeal after opposition by Tata steel, Sazlgitter, Volkswagen, ThyssenKrupp and Muhr und Bender.
  • Acted in opposition against EP3325196 on “plasma atomization metal powder manufacturing processes and systems therefore” owned by AP&C Advanced Powders&Coatings Inc.
  • Assisted Thales in the renewal of a trademark having been rejected in the United States, Thales appealed directly to the Director of the USPTO, who rejected the examiners’ positions and recognised the proofs of use filed by the Group.

Plasseraud IP

With eight offices across France and five international offices in Shanghai, Prague, Alicante, Madrid, and Munich, Plasseraud IP fields a sizeable and diverse team of attorneys, including several qualified in foreign jurisdictions, amplifying its capacity to cater to a varied client base. Leveraging this global presence, the practice serves some of the world’s largest corporations alongside regional and local organisations across industry sectors including mechanics, electronics, information sciences, life sciences, and chemistry. Co-led by Eric Burbaud, an expert in mechanics and electronics; Guylène Kiesel le Cosquer, a specialist in trademarks and intangible assets; Bertrand Loisel, a specialist in infringement and opposition; and Cyra Nargolwalla, who is experienced in handling opposition and appeals before the EPO for biotech and pharmaceutical clients, the team offers comprehensive support including drafting and negotiating IP license agreements, IP filings and registrations, and engaging in opposition proceedings.

Responsables de la pratique:

Eric Burbaud; Guylène Kiesel le Cosquer; Bertrand Loisel; Cyra Nargolwalla


 


 


Autres avocats clés:

Albert Hassine; Ina Schreiber; Denis Bourgarel; Patrick Boyle; Benjamin Fontaine; Christophe Pelèse; Nathalie Pacaud; Jean-Christophe Guerrini; Sandrine Bouvier-Ravon


Les références

‘The Plasseraud IP teams are made up of specialists who are passionate about their profession; for patents this applies both scientifically and legally. They are very available to their clients and are keen to understand their needs, the company’s objectives and the challenges that their intellectual property (IP) portfolio represents for them. Plasseraud IP is always well aware of changes in laws and even anticipates them. Its participation in national and international IP congresses helps it remain at the forefront of new practices in the profession.’ 

‘Plasseraud manages all areas of IP law, and has offices all over France, Alicante, Germany and Asia. This makes it possible to work with them in different jurisdictions at the same time Their attorneys and paralegals are very responsive and efficient. They have knowledge in all areas of technology once you need patent protection in Europe.’

‘I highly recommend Guylène Kiesel Le Cosquer, the Managing Partner of Plasseraud IP. Her exceptional leadership has set an extraordinarily high standard for the quality of work and a keen focus on meeting the precise needs of her clients’ businesses. Her significant contributions to the IP industry, particularly in France, have established her as a highly respected and well-connected figure, not only domestically but also on the international stage. Collaborating with Guylène and her team provides invaluable access to exceptional resources and support.’

‘High level of expertise, particularly in new technologies. High quality of partners and collaborators.’

‘Patrick Boyle is a great litigator and advocate of bringing the UK/French relationships together. He is responsive and quick to offer solutions.’

‘Sandrine Bouvier-Ravon is highly skilled, approachable, responsive and very reliable. It is a pleasure working with her.’ 

‘We have been working with Plasseraud for years and I consider that their services provided are with the highest quality, giving complete and specific opinions. I would like to remark on the exceptional dedication and commitment that the firm has to their clients and how well prepared their members are to deal with their client’s needs. Their Trademark Practice is outstanding and always provide us with solutions and high standards. They offer accessible prices and personalized attention. Best option in France.’ 

‘Their diverse and talented team and forward-looking solutions make them a top choice for potential clients. I have full confidence that anyone seeking their services would be impressed by these strengths.’

Principaux clients

AEROSPACE & DEFENSE


Exotrail


AGRIFOOD, FOOD & BEVERAGE


Bonduelle


Mc Cain


Nutriset


SPH – Gérard Bertrand


Mauro Colagreco


CONSUMER GOODS & RETAIL


Maped


The Procter & Gamble Company


Henri Selmer


CONSTRUCTION & INFRASTRUCTURES


Bolloré


CONSULTANCY, FINANCIAL & LEGAL SERVICES


AFNOR


Conseil National Des Barreaux (CNB)


Crédit Mutuel


IFOP


ENERGY & RENEWABLES


Ecolab


FASHION, COSMETICS & LUXURY


Cyrillus


Nabilla Beauty


New Balance


Petit Bateau


Tape A L’oeil


Kadalys


Les Secrets de Loly


HEALTHCARE & LIFE SCIENCES


Biomerieux


Biontech


Boiron


Essilor


Imcheck Therapeutics


Institut Pasteur


Mnemo Therapeutics


Robocath


Roquette


Sanofi


Sartorius


Urgo


Withings


Mérieux Nutriscience


IT


Crime Science Technology


Havr


MATERIALS & CHEMISTRY


Chryso


Edilians


Minakem


Siliconix Technology


SPORT, ENTERTAINMENT & MEDIA


Ligue De Football Professionnel


LOSC


Paris Saint Germain


Stade Toulousain


TRANSPORT & MOBILITY


Facel Vega


Gyrolift


Mavic


Norauto


Bringer IP

Boutique firm Bringer IP has a noteworthy focus on protecting innovative companies’ creation and in tailoring IP protection for startups. The group has strong expertise assisting clients in foreign markets, notably wider Europe, Asia, North America, and Australia. Its core services encompass infringement litigation, opposition cases before the EPO and the French patent office, and handling contractual matters such as assignments and licensing deals. Clients are active in industries including IT, electronics, software, mechanics, aeronautics, chemistry, and biotechnology. The practice is led by Mathieu Bringer, who is adept in complex international IP issues; Léonard Pirastru, an expert in contractual matters; Anna Zawilski; Aurélie Verhaeghe, who specialises in chemistry/biochemistry; and Alexandre Decré, an expert in the electrical field.

Responsables de la pratique:

Mathieu Bringer; Léonard Pirastru; Anna Zawilski; Aurélie Verhaeghe; Alexandre Decré


Les références

‘The team possesses a wealth of specialized expertise in patents and trademarks, allowing them to offer unparalleled insights and solutions to clients.’

‘BRINGER IP prioritizes clients’ needs by adopting a client-centric approach that focuses on tailored solutions.’

‘Innovation is at the core of their practice. They continually introduce novel approaches, whether in their use of technology, collaborative methodologies, or diverse perspectives.’

Principaux clients

LIEBHERR AEROSPACE


PROCTER & GAMBLE


SNCF


XTREEE


LEBLON DELIENNE


HBF


BHEALTHCARE


SYSTRA


ALIOSCOPY


ZEPHALTO


Principaux dossiers


  • Advising LIEBHERR-AEROSPACE on patent harvesting, patent drafting, patent prosecution, free-to-operate analysis, patentability studies, etc.

ICOSA

ICOSA is well versed in the health, environment, and agrifood sectors. Team members are specialists in cutting-edge industries, providing strategic IP support to French and international companies, including startups. Key names in include biotech specialists Caroline de Mareüil-VilletteClaire Verschelde and Manon BonnetonVirgile Grandclaude, who is an expert in technological innovations, Bastien Fournié, who leads on medtech; and Laurence Rivière, who is an expert in domain names and cybercrimes.

Responsables de la pratique:

Caroline de Mareüil-Villette; Claire Verschelde; Manon Bonneton; Virgile Grandclaude; Bastien Fournié; Laurence Rivière


Autres avocats clés:

Sara Spadola


Les références

‘Very good complementary expertise and a very responsive team. Interesting specialization in medical devices.’

‘The team significantly has the ability to popularize the technical language relating to intellectual property and therefore to be able to be understood by its clients.’

‘Responsive, attentive, a diversity of profiles to understand complex technical elements in different industries.’

‘Mastery of current files, speed of action, weighted suggestions of actions to be taken.’

TAoMA Partners

TAoMA Partners' attorneys team has notable experience in the life sciences, real estate, clothing, digital solutions, and personal assistance sectors. The group handles transactions and litigation, assisting with filing, renewals, regulations, and opposition proceedings to safeguard clients' IP globally. The team is jointly headed by Gaëlle Loinger, who focuses on the economic aspects of IP issues, including the taxation of intangible assets; Malaurie Pantalacci, a specialist in international design protection and trademark law; Mélissa Cassanet, who has experience advising clients on strategies to defend their trademarks, designs, copyrights, and domain names; and Jean-Charles Nicollet, a litigation expert.

Responsables de la pratique:

Gaëlle Loinger; Malaurie Pantalacci; Mélissa Cassanet; Jean-Charles Nicollet


Les références

‘TAoMA’s greatest strength is the accountability each team member takes for delivering highest-quality legal services. TAoMA’s lawyers are all individually exceptional. Together, they are a force.’

‘Malaurie Pantalacci is a smart fighter; creative and appropriately aggressive; adroitly develops and translates between strategic and tactical goals; a great human being who has depth and empathy, and with whom anyone would be lucky to have — this is what lawyers should be.’

‘Answers to requests are received quickly. Even despite weekends/holidays, the team is always in touch.’

Principaux clients

YETI COOLERS


GENCI


ISART DIGITAL


SOLOCAL GROUP


VAONIS


VALHOR


GENCI