A&O Shearman regularly represents national and international companies in patent infringement and invalidity proceedings, while close coordination with its international offices seamlessly facilitates the handling of cross-border proceedings. The group primarily focuses on high-tech as well as life sciences and health; key contacts for the latter are Stephan Neuhaus and Anna Wolters-Höhne, who joined from Bird & Bird LLP in December 2023. Denise Benz and Jan Ebersohl assist with technology-related disputes and are both frequently instructed with international patent disputes.

IP boutique offering Arnold Ruess Rechtsanwälte PartmbB is particularly active in the pharmaceutical sector, although it also serves high-profile clients from across the telecommunications, technology and semiconductor technology industries. In addition to domestic cases, the practice also excels in coordinating parallel proceedings within Europe and the US, and has already built up a strong reputation before the UPC during its first year of existence. Bernhard Arnold covers copyright matters in addition to patent law, while Arno Riße excels in matters pertaining to high-tech, pharmaceuticals and medical devices. Cordula Schumacher and Marina Wehler, who both have particular expertise in FRAND-related cases, complement the partner team. Tim Smentkowski made counsel in March 2024 and is well versed in patent law as well as trade marks.

Bardehle Pagenberg offers comprehensive expertise in contentious patent matters, particularly in the electronics, software, automotive, telecommunications and pharmaceuticals industries. With a team of patent attorneys and lawyers, the firm supports clients from its German offices as well as its international locations in Paris and Barcelona, ​​which also ideally positions it for cross-border cases. Recently, the practice also proved to be a sought-after address for infringement proceedings before the UPC in the court's first year of existence. The team's key contacts include Johannes Heselberger and Tilman Müller-Stoy, who have particular expertise in SEP and FRAND-related disputes, among other matters. Tobias Wuttke is regularly active in disputes concerning the telecommunications, medical technology, automotive and life sciences sectors.

Boehmert & Boehmert has established itself in the German market as a sought-after address for contentious patent proceedings and serves both medium-sized companies and international corporations, with clients benefiting from close cooperation with its in-house team of patent attorneys. On cross-border level, Carl-Richard Haarmann handles infringement proceedings as well as trade mark and licensing matters; he jointly heads the practice with Michael Rüberg, who is well versed in employee invention law, among other matters.

CBH Rechtsanwälte offers a comprehensive range of IP services and advises clients on patent disputes, including opposition, cancellation and nullity proceedings, as well as on employee invention law, licensing agreements and antitrust- and IT-related matters. Jens Kunzmann and Stephan Gruber are experienced in cases before a variety of courts, including the Federal Court of Justice, and jointly head the team with Hannes Jacobsen, whose focus areas include SEP-related disputes; this is also one of Paul Szynka's core competencies.

Under the leadership of Markus Deck, who is particularly active in the technology sector, CMS provides clients with comprehensive support in national and international patent disputes. The practice acts on both the defendant and plaintiff side and, in addition to disputes, also appears in arbitration proceedings and mediations. Life sciences and medical technology are among the specialist areas of Thomas Hirse, who also has particular expertise in antitrust-related issues.

Gleiss Lutz focuses on patent disputes in the pharmaceutical and automotive sectors, supplemented by expertise in SEP and FRAND-related issues. In addition to its presence before the UPC, which has existed since 2023, the practice has recently also handled first AI-related disputes. Practice head Matthias Sonntag's areas of expertise include medical devices and electronics, while he complements his forensic expertise with experience in licensing and technology transfer. Thomas Bopp retired at the end of 2024.

Grünecker offers a diverse team of patent attorneys and lawyers who handle patent disputes before both German and European courts and also assist with non-European proceedings, particularly in Asia and the US. The IP boutique's expertise covers a wide range of disputes, including infringement, invalidity, opposition and appeal proceedings, as well as a variety of specialist areas, including telecommunications, mechanical engineering and life sciences. The team is led by Bernd Allekotte (telecommunications and life sciences), Ulrich Blumenröder (IT, medical devices, mechanical engineering and electronics) and Sebastian Ochs (electrical engineering and mechanical engineering).

Heuking primarily assists medium-sized companies and has extensive expertise in the pharmaceuticals and automotive sectors. The patent practice acts both nationally as well as coordinates parallel proceedings in cross-border disputes and covers inspection and interim injunction proceedings in addition to main proceedings. The team, led by Anton Horn, also features Sabine Dethof, who has particular expertise in antitrust-related cases.

IP boutique offering HOYNG ROKH MONEGIER excels across all types of patent disputes and is a popular choice for cases before the UPC, not least due to its extensive European presence. The group also has wide-ranging expertise in coordinating parallel proceedings in the US. Electronics, telecommunications, pharmaceuticals and biotechnology, along with automotive and optics, represent the unit's sector cornerstones, although it also fields extensive experience in other areas such as chemistry. Martin Köhler, who, alongside patent advice, further handles trade mark and design disputes, jointly leads the group with Klaus Haft,  a dual-qualified lawyer and graduate physicist. Pharmaceuticals, biotechnology and chemistry represent focus areas for Christine Kanz, while Carina Höfer, who made partner in January 2025, regularly handles antitrust-related FRAND cases.

Jones Day's patent dispute practice dedicates itself to two fields; Gerd Jaekel, who is a qualified lawyer and physicist, heads the engineering team while Christian Paul, who is a dual-qualified lawyer and chemist, focuses on the chemistry and pharmaceuticals sector. Due to the firm's international presence, the practice frequently assists with cross-border disputes in cooperation with other locations, for example in the US and France, while its client base  includes numerous global companies.

Maiwald GmbH is particularly impressive in existing proceedings before the EPO, although it also handles infringement proceedings and appears before national and European courts. Under the leadership of Marco Stief, who assists with litigation as well as technology transfer issues, pharmaceuticals, chemistry, biotechnology and medical technology are among the practice's designated specialist areas.

Mayer Brown LLP's German IP team primarily acts in infringement proceedings, with its client base including companies from the electronics, healthcare and telecommunications sectors. Ulrich Worm and practice head Christoph J. Crützen both handle non-contentious and contentious matters.

Noerr's patent litigation team has extensive experience in national and international patent and licensing disputes; here, the practice is particularly well versed in disputes relating to SEP and FRAND and regularly cooperates with the firm's antitrust team. AI-related proceedings represent another important pillar for the team, which is led by Ralph Nack; the practice head mainly focuses on electronics, mechanical engineering, pharmaceuticals and telecommunications.

Quinn Emanuel Urquhart & Sullivan, LLP has outstanding expertise in patent litigation, particularly across the chemistry, pharmaceuticals, biotechnology, life sciences, mobile communications and technology sectors. In combination with the firm's strong US practice, the practice is ideally positioned for cross-border matters and can also draw on strong trade secret knowledge. Led by litigator Marcus Grosch, the team handles infringement, nullity and opposition proceedings and regularly acts before all German courts, up to the Federal Court of Justice, as well as European courts such as the UPC. Johannes Bukow and Katrin Gerstenberg often assist with national and cross-border disputes relating to SEP and FRAND. Automotive, IT and life sciences are part of Jesko Preuß's expert areas.

IP boutique offering Taliens is a particularly popular address for clients from the telecommunications sector, covering infringement and validity proceedings before all common courts, including the UPC. Recently, the group also frequently appeared in FRAND-related proceedings, particularly related to WiFi standards. The practice features additional expertise across various other technical areas, including electronics, mechanical engineering and pharmaceuticals; practice head Thomas Lynker has experience across all aforementioned areas. In March 2024, lawyer and graduate physicist Christian Werner made partner.

Taylor Wessing's patent dispute practice builds on two central pillars: technology, which includes IT, electronics and automotive, as well as life sciences, which includes pharmaceuticals, medical devices and biotechnology. The firm represents clients before German and international courts, including the UPC, and benefits from the firm's strengths in the US and Asia. Gisbert Hohagen heads the practice and focuses on patent, utility model and employee law, while regularly assisting with patent infringement, opposition and nullity proceedings. Standard essential patents are a central focus for Dietrich Kamlah, who, alongside dispute resolution, also frequently advises on contracts and transaction-related IP matters. Sabine Rojahn left the firm in December 2023.

Vossius & Partner convinces in domestic proceedings, not least due to close cooperation between its internal legal and patent attorney teams, while also impressing on an international level helped by its cooperation with other IP boutiques; in this regard, the firm particularly stands out via its merger of VOSSIUS & BRINKHOF UPC Litigators, resulting in joint representation with Dutch unit Brinkhof before the UPC. Under the leadership of Thure Schubert, who specialises in patent litigation, the practice covers a broad technical spectrum, including medical technology, pharmaceuticals and biotechnology, and also acts in antitrust issues relating to FRAND and standard-essential patents; the last two areas represent a focus for Georg Andreas Rauh.