The patent litigation practice of this national full-service firm is one of the undisputed leaders in the French market, along with Hoyng ROKH Monegier. Clients entrust the firm with a great deal of patent litigation work as well as their highest-stakes, most critical cases.Full Analysis
With its impressive track record of cross-border patent litigation, this IP firm is holding its ground as one of the undisputed market leaders. Competitors are impressed by the large team of “very strong patent litigators” and their high profiles across international borders. The practice led by renowned litigator Sabine Agé is often seen in high-profile patent litigation in France, for instance for Bouygues Télécom and Orange against Intellectual Ventures – one of the largest FRAND battles in France today. Agé often litigates for regular clien...Full Analysis
The patent litigation team at this international full-service firm is a challenger to the market leaders. The firm had an especially successful year assisting its regular clients. Laëtitia Bénard’s team is firmly established among pharma companies like Bayer and MSD and is frequently, albeit not exclusively, involved in extensive, high-volume litigation for its loyal clients. Allen & Overy often conducts the parallel proceedings in cooperation with its teams in the UK and Germany.Full Analysis
The patent litigation team of Bird & Bird is a challenger to the market leaders in France. Its strength lies in its roots among international clients and its strong visibility in pan-European cases, where it works in close cooperation with the German and Italian practices, and occasionally also with the British and Dutch teams. Patent suits such as that for Edwards Lifesciences, Amgen and Nespresso show how numerous clients put their trust in the practice for high-stakes cases. In the work for Broadcom against Intellectual Ventures, Anne-Ch...Full Analysis
Litigation for life sciences and telecoms clients has in recent years consolidated the position of this national firm’s IP team as a challenger to the market leaders. Renowned partner Thomas Cuche advised Gilead on the French proceedings of a pan-European battle against ViiV Healthcare over an HIV drug. It is currently, however, a steady stream of work from national laboratories as well as companies from such varied fields as construction, automotive and household/entertainment electronics that is keeping the practice busy. The opening of an of...Full Analysis
The patent litigation team of this national full-service firm is one of the challengers to the French market leaders in patent litigation. With its firmly established team of partners, the practice covers a wide spectrum of work in the French part of international patent cases. It has a pronounced strength in life sciences litigation. In this sector, such major players as BMS and Genentech trust in the team, which is also present in the ongoing important issues, such as SPCs, as well as in biotech suits. Gide Loyrette Nouel is, however, seen le...Full Analysis
The French team of this well-positioned patent litigation practice is a challenger to the market leaders. The young team around the well-established Stanislas Roux-Vaillard has made a name for itself with success for Eli Lilly and Astronics against Lufthansa. These are also prime examples of major clients from across the firm putting their faith in the French team.Full Analysis
This well-established IP boutique stands out in patent litigation for its long-established, well-oiled team of lawyers and patent attorneys. While many competitors in the French market are only now starting to field mixed teams, the merging of technical and legal expertise in patent litigation is deeply anchored in Casalonga’s DNA. The patent attorneys are not only very active in EPO oppositions but are also frequently brought in by the lawyers for technical aspects when representing clients in infringement and nullity proceedings. Many of the ...
The French team of this US firm is well positioned in the market thanks to its experience in international litigation, especially relating to SPCs. The firm boasts strong roots in the life sciences and pharma sector, including Daiichi Sankyo. Jones Day can also point to much activity for medical product manufacturers, for example defending Schwind against Carl Zeiss over laser eye surgery.Full Analysis
This well-positioned French boutique around French lawyer and UK-qualified solicitor Denis Schertenleib is one of the challengers to the French market leaders. The team has strong, long-established ties to generics manufacturers Mylan, Sandoz and Zentiva and frequently litigates for these clients in disputes over their most important current and new drugs.Full Analysis
This IP boutique is especially well established for patent litigation in the field of telecoms and electronics. Such high-profile clients as LG, Ericsson and Sonos trust in the small team. Name partner Cyrille Amar’s experience is in the field of SEPs; he has now represented the standardisation body ETSI for the third time in a dispute between its members. Following last year’s much-observed lawsuit between Philips and TCL, ETSI is now involved in the patent disputes between Philips and Xiaomi, as well as Philips and Thales, centring on the ETS...Full Analysis
The well-positioned patent team of this European IP boutique owes its current visibility in the French market to the two SEP suits for NPEs Intellectual Ventures and IPCom. Frontman Julien Fréneaux has a good reputation for his experience in extensive telecoms cases. However, the series of proceedings for Intellectual Ventures, currently the largest in the telecoms sector, is tying up considerable capacities in the small French team, meaning that it is hardly appearing in other cases at all. There is no denying the firm’s dependency on these pr...Full Analysis
This well-positioned international IP boutique owes its market position to litigation for international clients in the French part of pan-European or global proceedings. In recent years, the litigation for Zentiva against Eli Lilly over pemetrexed has helped to raise its visibility. The firm also boasts strong ties to Allergan. The team led by Benjamin May has grown by a number of associates experienced in patent litigation in recent years and thus has the manpower that these complex cases call for. It is not only clients from the life sciences...Full Analysis
This well-positioned IP boutique frequently conducts patent litigation for international companies from various sectors. With such notable regular clients as telecoms provider Wiko and pharma companies Merck Millipore and Estar Medical, the firm is active in two of the most important sectors for patent litigation, which frequently draws the attention of new clients. One example is a telecommunications company, which trusted the small team’s comprehensive IP expertise in a dispute over smart-home technology. A steady stream of litigation work is...Full Analysis
This small Paris IP boutique is well positioned in patent litigation. Clients from a wide array of technical fields, especially the auto supply, aviation and life sciences industries, frequently call on the team. One highlight was litigation for Thales against Lufthansa (currently at the Court of Appeal) over aviation technology and the dispute over a rejected patent against the INPI. The team increasingly advises on trade secrets in connection with patent disputes. One of the partners specialises in plant-variety protection and Cousin & Associ...Full Analysis
Offering advice on all IP matters, often on the interface with commercial, IT and corporate, the IP team of this full-service firm is well positioned in the French market. With this broad approach, the firm advises its chiefly midsized clients on patent litigation as well as unfair competition or contract law. The team represented Japanese manufacturer Hoya in a nullity suit against Alcon over technology for cataract surgical operations. De Gaulle Fleurance bolstered its IP practice with three lawyers, two of whom bring experience in patent lit...Full Analysis
The team led by litigator Emmanuel de Marcellus is among the small, well-positioned IP boutiques with a purely national setup. It is frequently hired by SMEs, French branches of international companies and start-ups and therefore litigates for smaller, specialised companies against major corporations. Life sciences clients also frequently entrust the firm with IP transactions, especially in relation to licensing agreements.Full Analysis
This well-positioned mixed team is best known for prosecution work across a broad technical spectrum but has gained visibility in litigation in recent years as well. Lavoix opts for close cooperation between patent attorneys and lawyers, which is bearing visible fruit: long-time prosecution clients Naval Group and ArcellorMittal are increasingly calling on the firm for patent disputes before the French courts. A mixed team was victorious for Peaccel and the University of Nantes in the patent dispute against US competitor Codexis. The case conce...
This French IP boutique is well positioned in litigation. The mixed team acts for its clients in infringement and nullity cases before the French courts as well as in oppositions before the EPO. Companies from a wide array of industries trust in this dual expertise, but practice development has been especially dynamic in the telecoms and automotive sectors. The team demonstrated its know-how in these fields of technology with work for SFR in the multi-party litigation against Intellectual Ventures, and with its activity for Manitou in the dispu...Full Analysis
The French IP team of this international full-service firm is traditionally well positioned in pharma litigation and IP advice for generic drug manufacturers. Emmanuel Gougé’s team was especially visible in work for regular client Accord, which was represented in a battle against Sanofi over a prostate cancer treatment – one of the few cases over second medical use patents in France, which could further boost the practice’s visibility. Pinsent Masons also successfully grew its client base in life sciences, as well as winning over a pharma innov...Full Analysis
In litigation, the well-positioned IP team of this international outfit is firmly anchored among clients from the life sciences sector, especially pharma and medical devices. Simmons & Simmons is generally active on the side of innovators like Merck Millipore. Marina Cousté’s team litigated for the US pharma company in the appeal proceedings against a group of patients involving a revocation of the patent for Levothyrox. Time and again, clients benefit from the Paris practice’s expertise in regulatory matters, particularly in connection with th...Full Analysis
For its small size, this well-positioned IP boutique is active in an impressive amount of patent litigation in a multitude of sectors including life sciences, mechanical engineering and electronics. In addition to a chiefly midsized client base, global pharma companies like Bayer and Hoffmann La Roche rely on the firm for patent battles at the French courts. Guillaume Henry is litigating for Ever Pharma against Sanofi in a dispute over drugs for the treatment of prostate cancer.Full Analysis
This well-positioned international IP boutique has a wealth of experience with telecoms and mechanics patents. Partner Jean-Frédéric Gaultier is renowned for telecoms litigation, for regular client ZTE among others. He has thus made a good name for himself in the field of FRAND, which new clients are relying on.Full Analysis
The selection of law firms in the above table reflects the research of the editorial staff at JUVE and is based on interviews with clients, lawyers and academics. It remains a subjective view and implies no disparagement of any firm not mentioned here but which is nevertheless active in this field. The firms are alphabetically listed within the groups. To find out more about our rankings and research criteria please click here and here.