Intellectual Property

Weil offers a truly comprehensive intellectual property practice, encompassing IP litigation (including patent, copyright, and trademark); technology and IP transactions; and our strategic IP counseling practice.

Notable Representations, Key Contacts

Intellectual Property Litigation

Weil’s intellectual property litigators regularly handle high-stakes cases involving cutting-edge technology and complex and evolving legal issues.

Patent Litigation

When the world’s leading companies face critical patent issues – disputes where the stakes are high, the jurisdiction is unfriendly, or the technology is complex – they turn to Weil’s patent litigators.

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IP/Media Litigation

Weil has played a substantial role in shaping intellectual property and media law. In a media landscape undergoing constant technological transformation, our practice regularly handles high-stakes cases whose outcomes affect how intellectual property and content are developed, distributed, and licensed.

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Technology and Intellectual Property Transactions

Our Technology and IP Transactions lawyers spend 100% of their time on transactions where both technology and intellectual property issues are present — a distinguishing feature of Weil.

Accordingly, they are trusted advisors on many of the technology sector’s most significant global transactions.

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Intellectual Property Counseling

Weil offers a strategic IP Counseling practice that advises clients on issues relating to IP management, enforcement, dispute counseling, transactions and acquisitions.

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Key Contacts

Michael A. Epstein

Michael A. Epstein

Retired Partner

New York

Edward R. Reines

Edward R. Reines


Silicon Valley

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In both 2017 and 2018, Weil was honored as “IP Firm of the Year” at Benchmark Litigation’s U.S. Awards

Benchmark Litigation 2017-2018

Weil is recognized as a top-ranked Tier 1 firm for Intellectual Property.

Benchmark Litigation 2022

Ranked among the leading firms nationally for Patent Contentious and PTAB Litigation.

Managing Intellectual Property 2022

Clients note that Weil’s IP practice is "first-rate," and that "Weil is unique in the talent that it brings to each task…from partner level to senior associates, all the attorneys are top notch."

Managing Intellectual Property 2019

Weil is ranked as a top-ranked Tier 1 firm nationwide for both IP: Copyright and IP: Patent Licensing—notably the only law firm with this distinction

Legal 500 US 2020

Weil is ranked as “Leading Firm” for Intellectual Property in New York, California, Texas and Nationwide.

Chambers USA 2023

This international powerhouse handles a significant amount of work in the overlap between IP and media…” and “maintains its position at the cutting edge of media issues” by acting “for an enviable list of top media clients.” Clients call us “true experts in the field,” and highlight our “practical, knowledgeable and well-staffed” practice.

Chambers USA 2015-2018

Awards and Recognition, Speaking Engagements, Latest Thinking, Firm News & Announcements

Awards and Recognition

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Speaking Engagements