O'Reilly IP

Firm Profile

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USA

Leading firm in USA 2025

Chambers and Partners

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Overview

Provided by O'Reilly IP

O’Reilly IP PLLC is a New York intellectual property boutique handling complex patent litigation, technology disputes, and strategic IP counseling. The firm is known for practical, hands-on advocacy in high-stakes matters involving patents, product disputes, discovery, and portfolio strategy.

Work & experience

Provided by O'Reilly IP

O’Reilly IP handles complex IP and commercial disputes, with particular strength in patent litigation, life sciences, inventorship, trade secret, trademark, copyright, licensing, and due diligence matters. The firm’s experience spans trial, summary judgment, appeals, and strategic counseling, and includes recent successes such as a $278 million federal court judgment in an insulin licensing dispute and summary judgment invalidating a patent for improper inventorship.

Notable work

Provided by O'Reilly IP

Summary Judgment -- Inventorship

2025Ongoing

Summary Judgment and Sanctions

2025Ongoing

Ranked Offices

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Address (A-Z)

USA - Head office

New York

26 Broadway, Floor 3 , New York, New York, USA, NY 10004, New York

www.oreillyip.com

Chambers Laurel

Ranked Individuals

Band

O'Reilly IP

Top figures

2013

Established in

Key people

Industry sectors

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Clients

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