District of Columbia

Firm overview

We are an IP Litigation powerhouse for technology, life sciences and health technology in patents, trade secrets and commercial litigation with unparalleled trial success at all levels at each forum and venue. Our approach integrates our practices to provide businesses with comprehensive intellectual property protections. Our litigation expertise and experience also gives us an edge in advising our clients on the likely outcomes of litigation, including in the context of corporate acquisitions and portfolio management. Our approach, which supports “small firm” key partner attention with the “large firm” resources ensures our clients receive effective and efficient representation at every stage of the case. We are committed to helping clients structure the most comprehensive and workable enforcement and defense for all aspects of their intellectual property. 

Bench and Jury Trials at the U.S. District Courts

• We have litigated and counseled on patent and trade secrets issues across a wide range of industries, including software, hardware, electronics, chemical processes, telecommunications, consumer goods, manufacturing, sales, financial services, and pharmaceuticals.
• We are also experts in §101 invalidity challenges with a near-perfect record in district court and the Federal Circuit, pursuing and obtaining attorneys’ fees, and obtaining wins in Federal Circuit appeals.
• We are experts in the nuances of life sciences patent litigation, including Hatch-Waxman Act and biosimilars patent litigation under the Biologics Price Competition and Innovation Act, and the intersecting FDA regulatory regime in which these cases operate. 

PTAB Proceedings

• We have handled over 400 post-grant proceedings before the U.S. Patent Trial and Appeal Board, on behalf of both petitioners and patent owners across a wide range of industries.
• Our attorneys have been hailed as ones who can be “trust[ed] . . . with crown jewels, and have been described as “PTAB mastermind[s],” “PTAB trial guru[s],” knowing the PTAB “like the back of [their] hands,” and “understand[ing] all the rules and subtleties of IPR proceedings better than anyone I’ve ever worked with.”
• Our attorneys worked on the first ever PTAB proceeding on the technology side and also led the first ever successful defense of a pharmaceutical patent.

ITC Section 337 Investigations

• We represent both complainants and respondents, and have been at the forefront of recent cutting-edge decisions at the ITC. 
• We have served as counsel in more than 60 Section 337 Investigations, and have appeared before each of the Presiding Administrative Law Judges (ALJs), including multiple successes before Customs in ensuring our clients’ products are not excluded from the United States. 

International Arbitrations

• We represent clients in all aspects of litigation related to arbitration, including bringing and defending motions to compel arbitration, obtaining and opposing interim and protective measures in aid of arbitration, seeking and opposing recognition of arbitral awards, seeking and opposing the annulment of arbitral awards, and disputes over the taking of evidence in the US in aid of international arbitrations and foreign litigation.
• We regularly draft, advise, and teach courses on the drafting and interpretation of arbitration and forum-selection agreements in circumstances ranging from simple two-party deals to complex commercial transactions involving multiple parties, jurisdictions, and applicable laws. We recognize that each matter is unique and strive to meet our client’s objectives in the most cost-effective manner.

Supreme Court and Appellate Review

• We have top-notch appellate capabilities and can handle an IP litigation matter from start to finish. 
• Our lawyers are skilled in the art of written and oral advocacy, as well as in simplifying technical arguments for generalist Federal Circuit judges.
• We devote our practice to the craft of conceiving and presenting argument on complex, law-intensive issues, bringing to bear our many years of experience in areas of law that cut across traditional legal disciplines, such as constitutional interpretation, damages, procedure, and jurisdiction. 

Firm overview

Founded in 1978 and based in Washington, DC, Sterne Kessler is a premier law firm dedicated to intellectual property, focusing on the full range of IP services globally, including litigation, patent and trademark prosecution, design patents, IP strategy, post-grant proceedings, opinions, and transactional support.

The firm works with some of the most innovative clients in the world, including Fortune 500 companies, entrepreneurs, start-ups, inventors, venture capital firms, and universities. Whether prosecuting a patent or trademark, managing a worldwide portfolio, or litigating a bet-the-company case at trial, Sterne Kessler is committed to delivering practical solutions and excellent client service.

Sterne Kessler delivers innovative solutions that are tailored to its clients’ businesses. With deep technical knowledge and IP experience, the firm develops targeted and effective strategies to protect and enforce valuable IP assets. The team includes more than 200 lawyers, patent agents, and technical specialists who hold over 100 advanced degrees, including 60+ Ph.D.s, in science and engineering disciplines. The firm supports clients across a broad range of industries and technologies, including biotechnology and pharmaceuticals, electronics, artificial intelligence, software, innovative materials, consumer products, food & beverage, medical devices, automotive and heavy equipment, manufacturing, and industrial products, amongst many others.

In the last five years, Sterne Kessler has served as litigation counsel in 200+ patent cases across more than two dozen federal district courts. The firm is one of the top five most active firms for patent cases at the U.S. Court of Appeals for the Federal Circuit, and among the top 10% of most active firms at the U.S. International Trade Commission. The firm is particularly skilled at coordinating across multiple venues, representing clients in patent litigation in district court, before the ITC, and at the U.S. Patent Trial and Appeal Board (PTAB), pivoting between venues to efficiently and favorably resolve disputes.

The PTAB Trials team has been a leader since the inception of the PTAB and continues to be a dominant force in the industry today. Sterne Kessler has been counsel in more than 1,300 proceedings and counting, and its results are among the very best. Patexia consistently ranks the firm among the top 10 most active overall and the top 25 best performing firm overall in its PTAB Intelligence Report.
FIRM ACCOLADES:
• Band 1, Patent Prosecution, Washington, D.C., Chambers USA (2025)
• Tier 1, Patent Prosecution, PTAB Litigation, and Life Sciences IP, and Tier 3 ITC Litigation, National, Managing IP’s IP Stars (2025)
• “Highly Recommended” Patent Prosecution and Patent Disputes and “Recommended” Trademark Prosecution, District of Columbia, Managing IP’s IP Stars (2025)
• Tier 1, IP Litigation, Patent Litigation, Patent Law, and Biotechnology and Life Sciences Practice (D.C.), U.S. News – Best Lawyers – “Best Law Firms” (2025)
• Highly Recommended, Patent Prosecution and Transactions, IAM Patent 1000 (2025)
• Recognized for Trademark Prosecution & Strategy and Enforcement & Litigation, DC Metro Area, World Trademark 1000 (2025)
• 12 Years in a Row - Top Workplaces Recognition, The Washington Post (2025)

Firm overview

Williams & Connolly’s reputation for handling “bet-the-company” civil litigation at the trial and appellate levels applies equally to the firm’s thriving Intellectual Property Practice. Major corporations including Google, AstraZeneca, Dropbox, Roche/Genentech, Samsung, Pfizer, Intel, Eli Lilly, and many others place their trust in Williams & Connolly litigators to handle major intellectual property matters, particularly in patent litigation and related licensing disputes.

About 50 Williams & Connolly attorneys devote a substantial portion of their practice to patent cases, including fourteen former clerks of the United States Court of Appeals for the Federal Circuit. Many of our lawyers practicing in this area have science degrees, and thirteen have been admitted to practice before the United States Patent and Trademark Office.

A major part of Williams & Connolly’s patent litigation practice is representing pharmaceutical companies in Hatch-Waxman pharmaceutical patent litigation.

Williams & Connolly has handled over 100 IPR proceedings, including numerous concurrent with district court proceedings in Hatch-Waxman cases.

Firm overview

Husch Blackwell helps clients develop and preserve their intellectual property to maximize profits and secure a competitive edge. Our team has more than 100 intellectual property attorneys with tremendous experience in IP acquisition, maintenance, protection, enforcement, litigation, and commercialization. We partner with universities, research facilities, companies of all sizes, and individuals to turn their innovations into industry.

Our IP attorneys understand complex technologies, and they have prepared and prosecuted thousands of patents and trademarks across a wide range of industries. To accommodate clients’ need for global enforcement and protection, our team has assembled an international network of more than 300 associate firms in 120 countries. A Husch Blackwell attorney has worked directly and personally with every law firm in the network.