We are proud to share that Irwin IP LLP, now a part of Miller Johnson, has been recognized in the Chambers USA 2025 Guide—a prestigious distinction that places our IP litigation practice alongside some of the most elite global law firms. This recognition underscores our team’s consistent ability to deliver exceptional results in high-stakes, cutting-edge intellectual property and technology litigation.
Published annually, Chambers USA is a leading legal ranking guide that evaluates law firms and attorneys across the United States through rigorous research and independent analysis, assessing firms based on client feedback, industry reputation, and case performance across various practice areas and industries. Irwin IP’s inclusion in Chambers USA highlights the strength and reputation of its litigation team, built on landmark wins and a commitment to client success, reinforcing its standing as a trusted leader in intellectual property law.
Recent victories include:
- A rare en banc Federal Circuit win in LKQ v. GM, where ten judges unanimously adopted Irwin IP’s arguments, reshaping design patent law nationwide.
- Two of the largest matters in ITC history, resulting in a complete victory for our client LKQ, including a precedent-setting 100-day proceeding and invalidation of all 41 design patents asserted by Hyundai and Kia.
- A key defense win for a medical products company, where Irwin IP defeated a Fortune 50 company’s attempt to block a billion-dollar product from the market.
Founded in 2014, Irwin IP quickly established itself as a premier IP litigation boutique, serving Fortune 500 clients, growing companies, and innovative startups alike. As of June 1, 2025, we proudly joined Miller Johnson, a full-service firm with 178 attorneys across Illinois, Michigan, and Ohio. Together, we now form one of the Midwest’s most formidable IP litigation teams.
The firm extends its gratitude to clients and peers for their trust and support and remains committed to providing exceptional legal services that drive success and safeguard intellectual property.
To view our Chambers profile, visit: Irwin IP LLP, USA 2025 | Chambers Profiles
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As of June 1, 2025, Irwin IP has joined Miller Johnson, combining its mission-critical intellectual property and technology litigation expertise with Miller Johnson’s full-service legal platform, which has provided comprehensive counsel since 1959. Representing Fortune 500 companies and innovative startups, Irwin IP has successfully litigated high-stakes cases against the world’s largest firms, securing intellectual property portfolios worth hundreds of millions annually. Together, Miller Johnson and Irwin IP now form one of the Midwest’s most formidable IP litigation teams, committed to delivering exceptional results and safeguarding innovation