Partners

Kirkland & Ellis

Website: https://www.kirkland.com/

Barnes and Thornburg LLP

Website: https://btlaw.com/

Barnes & Thornburg’s Intellectual Property Department, with more than 130 attorneys and

professionals is one of the largest intellectual property practice groups found in a full-service law firm. Our practice covers a broad spectrum of services, including strategic IP portfolio services, prosecuting and litigating patents, trademarks and copyrights, enforcement of patents and trademarks, and defense of IP enforcement actions. Our IP practice advises and helps a diverse and multinational roster of clients. From electrical and mechanical engineering to chemistry and microbiology to computer technology and business methods – our attorneys’ background and experience in several technical disciplines position us to meet a variety of sophisticated business and inventorship needs.

Life Sciences

Barnes & Thornburg provides a wide range of interdisciplinary legal services to organizations engaged in biotechnology, pharmaceuticals, medical and laboratory devices, health services, and bioinformatics. Most of the lawyers in our biotech practice have educational and practical research experience pertinent to the biotechnology industry and many hold advanced degrees in organic chemistry, pharmacology, molecular biology, genetics, immunology, and microbiology. We understand chemistry, biotech, pharmaceutical, and medical device technologies. In addition, our intellectual property practice includes professionals with advanced degrees in molecular biology, chemistry, organic chemistry, biochemistry, genetics, biology, pharmacology, immunology, microbiology, biotechnology, bioengineering, physics, mechanical engineering, electrical engineering, industrial engineering, and civil engineering.

Our team represents a wide array of clients in this industry from startups to Fortune 500 companies. Some of our representative clients include 3M Company, DePuy Orthopaedics, Inc., Eli Lilly and Company, Johnson & Johnson, H.D. Smith Wholesale Drug Co., and Hillenbrand.

Bristows

Website: https://www.bristows.com/

Carpmaels & Ransford

Website: https://www.carpmaels.com/

Carpmaels & Ransford LLP is a leader in the European IP market, having driven innovation in the industry for over 200 years. The firm advises clients on all aspects of intellectual property, including drafting, filing and prosecuting patent and trademark applications; drafting and negotiating licence agreements and other commercial IP agreements; advising on the transfer of property rights; assisting clients with patent restoration matters; and conducting enforcement and revocation litigation.

The firm has one of Europe’s largest IP teams serving blue-chip clients across the globe, including Johnson & Johnson, Bristol Myers Squibb, Novartis, Ionis Pharmaceuticals, Mars, Gilead, Raytheon, Regeneron, Takeda, Allergan and Xeros. The firm’s attorneys have considerable technical knowledge, bringing together experience from industry-leading companies, academic research at leading universities and extensive patent expertise in the areas of pharmaceuticals, biotechnology, engineering, tech, chemistry, materials, supplementary protection certificates and information and communication technologies and standards.

Through its fully integrated dispute resolution and transactions teams, the firm is able to provide a holistic service to clients which supports their IP needs from inception to commercialisation. The dispute resolution team, made up of experienced solicitors, barristers and patent attorney litigators, represents clients at all levels of the European Patent Office. The team is also adept at conducting enforcement litigation and revocation actions before the UK Intellectual Property Office and patent, copyright, trademark and other IP litigation in the English courts and the Court of Justice of the European Union, often advising in cases where parallel or related litigation is ongoing in courts across Europe or in the United States.

As a European IP firm with litigators and patent attorneys under one roof, Carpmaels & Ransford is looking forward to offering clients the chance to both obtain UPs using the existing EPO procedure and enforce their patents across Europe in the UPC.

Daniel Law

Website: https://www.daniel-ip.com/en/

Dechert

Website: https://www.dechert.com/

Finnegan

Website: http://www.finnegan.com/

As one of the largest IP practices in the world, Finnegan was founded nearly 60 years ago with a focus on offering the highest quality IP legal services. Since we focus primarily on IP, every resource of our firm is dedicated to hiring the top talent in the IP world, and providing them with the IP resources needed to excel. We have a decades-long track record of successfully prosecuting and litigating some of the world’s most significant patent, trademark, copyright, and licensing matters. We also represent clients on IP issues related to advertising, trade secrets, European patents and trade marks, international trade, portfolio management, the Internet, e-commerce, government contracts, antitrust, privacy, and unfair competition. We offer full-service IP legal and technical experience in virtually every industry and technology—from electrical and computer technology, industrial manufacturing, consumer products, medical devices, and biotechnology to pharmaceuticals, chemicals, and alternative energy.

Our commitment to quality is continually recognized worldwide by our clients, colleagues, and respected publications such as:

1. #1 Tier National Ranking for Intellectual Property Law, 2010-2024 (U.S. News—Best Lawyers Best Law Firms)
2. Practice Group of the Year, 2017, 2019, 2022 (Law360)
3. #1 Tier National Ranking for Intellectual Property Litigation, 2024 (Benchmark Litigation)

Gowling WLG

Website: https://gowlingwlg.com/

With more than 1,500 legal professionals in offices worldwide, Gowling WLG offers clients a comprehensive suite of sector-focused legal services. With an award winning global intellectual property practice, our full service firm stands out for its ability to provide support for the full life cycle of a smart idea.

Trade secret protection is an important part of this offering with services spanning multiple disciplines – from the development of trade secrets and data protection policies, to the drafting of NDAs and employment contracts, through to cybersecurity risk management and high stakes litigation.

Whether you are looking to identify and protect your trade secrets to avoid leakage, establishing the value of your intangible assets for merger or acquisition or pursuing a trade secret thief, we can help guide you through trade secrets law around the world and across a number of key sectors. Learn more

Groombridge Wu

Website: https://www.groombridgewu.com/

Groombridge, Wu, Baughman & Stone LLP is a patent litigation firm. We try cases in court, in arbitrations, in the International Trade Commission, and before the Patent Trial and Appeal Board, and we argue appeals before the Federal Circuit. We are nationally recognized thought leaders on patent issues, as well as on issues of social justice. And we are teachers, training the next generation of patent litigators. We have a long track record of achieving successful outcomes for our clients both in the courtroom and in the boardroom.

Gün + Partners

Website: https://gun.av.tr/

We are one of the oldest and largest law firms in Turkey and are considered internationally to be among the top-tier of legal services providers.

We are a full-service law firm leading the intellectual property field among others, providing dispute management, advisory, transactional, prosecution, investigation, and regulatory markets law services to domestic and multinational corporations.

We are based in Istanbul, with working and correspondent offices in Ankara, Izmir and the major commercial centres in Turkey.

We operate mainly in Turkish and English and also work fluently in German and French.

We advise a large portfolio of clients in numerous fields of activity including life sciences, insurance and reinsurance, energy, construction & real estate, logistics, technology, media and telecoms, automotive, FMCG, chemicals and the defense industries.

Our vision is to be the leader in the services we provide, sensitive to wider society, the environment, and our employees as an innovative and sustainable institution.

Our clients’ success is at the heart of our own success. We closely monitor developments in the business sectors in which our clients operate and invest in accumulating industry specific knowledge to understand their changing needs. We actively participate in professional, trade and business organisations in Turkey and internationally.

We are committed to adapt to our clients’ changing business needs by delivering innovative, high quality and commercially prudent legal solutions.

LAVOIX

Website: https://www.lavoix.eu/en

LAVOIX, a European firm fully dedicated to Intellectual Property (IP), has close to 200 IP professionals including 80 attorneys-at-law, industrial property attorneys and technology specialists.The firm’s sheer size and the diversity of its team’s areas of expertise enable LAVOIX to assist its clients in every aspect of IP across all business areas and technological fields.

Our Life Science team has extensive technical expertise in many areas including biotechnology, pharmaceutical chemistry and bioinformatics.

Our attorneys are able to prosecute patent applications in the three European Patent Office official languages (English, German and French). Our Munich office provides direct and easy access to the EPO and the German Patent Office.

Our Life Science team is also regularly involved in oppositions, appeals and oral proceedings before the EPO, management of Supplementary Protection Certificates, as well as due diligence, precontentious opinions and national or pan-European litigations.

With a view to maximize the position of our clients and meet their specific needs, our Life Science Team also monitors the latest developments of the European Union’s law which could potentially affect our client’s businesses, in particular in respect of pharmaceuticals, chemicals, agrochemicals and medical devices.

Licks

Website: https://www.lickslegal.com/

Maiwald Intellectual Property

Website: https://www.maiwald.eu/en/

As one of Germany’s largest and best-known firms in the field of intellectual property (IP), providing optimal services to our clients is of paramount importance to us. Our team comprising about 250 people in Munich and Düsseldorf works closely with each other and with foreign associates, always with an eye to the client’s particular needs, regardless of the particular industry or type of company, whether start-up, medium-sized firm or large corporation, in Germany and worldwide. We at Maiwald will do everything to ensure that all your IP matters are handled with competence and commitment.

You can rely on Maiwald’s wide-ranging expertise. We provide a full range of services covering all aspects of IP law. Our highly qualified patent attorneys and attorneys-at-law unite all of the most important skills one would expect of an interdisciplinary team: sound legal knowledge, business proficiency and a broad range of technical and scientific know-how. And, it goes without saying, absolute professionalism, efficiency and close attention to the needs of each individual client. So you may be assured of receiving the best possible advice on all IP-related issues based on our proven competence and industry knowledge.

McCarthy Tetrault

Website: https://www.mccarthy.ca/en

NSN Law Firm

Website: https://nsn-law.com/en/home

Portolano Cavallo

Website: https://portolano.it/en

Powell Gilbert

Website: https://powellgilbert.com/

RPX

Website: https://www.rpxcorp.com/

RPX Corporation is the leading patent risk management platform, offering defensive buying, acquisition syndication, patent intelligence, and advisory services. Since its founding in 2008, RPX has introduced efficiency to the patent market by providing a rational alternative to litigation. The San Francisco-based company’s pioneering approach combines principal capital, deep patent expertise, and client contributions to generate enhanced patent buying power. By acquiring patents and patent rights, RPX helps to mitigate and manage patent risk for its growing client network. As of July 1, 2025 RPX has invested nearly $5B to acquire rights to more than 300,000 US and international patent assets on behalf of more than 265 clients.

Simmons & Simmons

Website: https://www.simmons-simmons.com/en/expertise/service/intellectual-property/patents

Our international Patent team seamlessly integrates the specialized expertise of a boutique practice with the extensive service offerings of a major international firm. Recognized in the market for our high-calibre clients and active involvement in leading global patent cases, we stand as a trusted force in the European legal landscape; with offices and well established patent experts in London, Amsterdam, Paris, Munich and Milan and with Pharma & Biotech as one of our firm’s four core sectors.

Leveraging our extensive experience, we adeptly guide clients through specialised procedures, including infringement seizures, preliminary injunctions, patent infringement actions, patent nullification actions, and non-infringement declarations. With over 45 years at the forefront of IP law and practice, our international reputation is anchored in a pre-eminent track record in complex patent litigation (alongside a market-leading IP transactions and regulatory practices). Our comprehensive suite of services offers a "one-stop-shop" for pharma and biotech clients needing advice and strategic partnership on patents and other areas of IP.

Simmons and Simmons has played a pivotal role in the development of the Unified Patent Court (UPC) system. Our partner, Kevin Mooney, is acknowledged as one of the "fathers of the UPC", if not “Mr UPC”. Positioned at the forefront of every aspect of the new system, we don't just advise on the law – we actively shape it.

Sterne Kessler

Website: https://www.sternekessler.com/

Sterne, Kessler, Goldstein & Fox is a full-service intellectual property law firm that provides innovative solutions tailored to your business and industry. Since our founding in 1978, we have grown to become one of the largest IP specialty law firms in the United States. We collaborate across the full spectrum of IP to deliver real results for our clients—from patent and trademark prosecution, to patent litigation in federal district and appellate courts, strategic IP counseling, due diligence, and post-grant proceedings before the Patent Trial and Appeal Board.

Our team includes attorneys, patent agents, and technical specialists with 100+ advanced degrees, including 60+ Ph.D.s,, in science and engineering disciplines. We work with the world’s leading innovators and brands, ranging from individual inventors and startups to renowned universities and Fortune 500 companies.

We are proud to be one of the most highly regarded IP specialty law firms, and we have cultivated an environment that is welcoming, inclusive, and intellectually stimulating. And we’re honored that our attorneys and staff have voted Sterne Kessler as a Washington Post “Top Workplace” for 10 years running.