Intellectual Property


Market-leading companies turn to Arnold & Porter for help protecting their IP rights in the US, EU, and other parts of the world.

With more than 130 IP attorneys located across our US and international offices, we advise clients along the life cycle of their most important assets—spanning patents, copyrights, trademarks, rights of publicity, trade secrets, and related issues. We combine our prominent litigation and transactional practices, with our renowned regulatory experience, to assist our clients in the development, licensing, protection, exploitation, and enforcement of all types of IP rights.

In addition to vital industry-sector experience, more than half of our team holds degrees in engineering and scientific disciplines, including biology, biochemistry, physics, electrical and mechanical engineering, and computer science.

With IP clients ranging from Fortune 100 to emerging companies, our experience spans a broad range of industries including:

  • Biotechnology
  • Broadcasting and Entertainment
  • Consumer Products
  • Digital Media
  • Electronics
  • Food & Beverage
  • Luxury Goods
  • Medical Devices
  • Pharmaceuticals
  • Software and Computer Hardware
  • Sports

We also help clients to realize the full potential of their intellectual property rights by drawing on the skills of lawyers in related practice areas, such as antitrust and European competition; life sciences, pharmaceuticals, government contracts, and other regulatory fields; corporate law; public policy; telecommunications; and product liability.


Boston Scientific Corporation Jang v. Boston Scientific Corp

Won Federal Circuit affirmance clearing claims of $200 million in royalties based on the ensnarement defense.

Boston Scientific Corporation Boston Scientific Corp. v. Johnson and Johnson

Successfully concluded four cases brought by Johnson & Johnson in the “Stent Wars.”

Major League Baseball Principal outside counsel for copyright and telecommunications issues

Representation on issues involving the telecasting of MLB games over traditional and new media, including the Internet and mobile devices.

Google, Inc. ContentGuard Holdings Inc. v. Google Inc.

CAFC affirmed jury verdict of non-infringement for our clients on five patents relating to digital rights management technology that protects content on smartphones and tablets.

Hologic, Inc. Hologic, Inc. v. IZI Medical Products, LLC

Obtained patent infringement verdict in jury trial.



Chambers Global
Intellectual Property: Trademark, Copyright & Trade Secrets (USA) (2020)
Intellectual Property: Patent (USA) (2020)
Intellectual Property (United Kingdom) (2019)
U.S. News & World Report and Best Lawyers
"Best Law Firms" for Patent Litigation (Los Angeles, DC, National) (2020)
"Best Law Firms" for Intellectual Property Litigation (National, Chicago, New York, San Francisco) (2020)
"Best Law Firms" for Information Technology Law (Los Angeles, National, San Francisco) (2020)
"Best Law Firms" for Biotechnology (DC, Los Angeles, New York, National) (2020)
Law Week Colorado
Evan Rothstein—Best IP Litigator: People's Choice (2019)

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