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Winston’s Intellectual Property (IP) Practice is one of the most active and highly regarded in the United States per Chambers USA, Benchmark Litigation US, and Best Law Firms®, among other ranking organizations. Our team features some of the country’s best IP lawyers, attorneys with the technical abilities to litigate and try highly complex IP disputes, and technical lawyers who provide critical advisory services.
Practice Area
Our Patent Litigation Practice is one of the country’s most active and highly regarded. Our seasoned patent litigators bring extensive courtroom experience to every matter we handle. According to Lex Machina, we are among the top three national patent defense firms in the country for number of appearances and cases filed, and we also were the top national defense firm for number of patent trials in the last five years (2018–2022).
Experience 3 results
Experience
|January 27, 2026
Winston & Strawn secured a decisive victory for PayPal in an intellectual property dispute brought by Irish non-practicing entity Internet Payment Patents LTD (IPPL). Magistrate Judge Susan van Keulen of the Northern District of California entered final judgment in PayPal’s favor, finding all asserted patent claims ineligible under 35 U.S.C. § 101 and granting PayPal’s motion to dismiss without leave to amend.
Experience
|June 25, 2025
Winston Secures Federal Circuit Affirmance of 101 Victory for Polycom
Winston secured an appellate victory for Polycom (now part of HP) when the Federal Circuit affirmed a judgment on the pleadings of patent-ineligibility in a lawsuit brought by directPacket Research, Inc. Working closely with HP, Winston argued that all claims of the asserted patent were directed to the abstract idea of translation via an intermediate protocol, with no inventive concept. The Northern District of California agreed, and the Federal Circuit unanimously affirmed, adopting Winston’s arguments. Eimeric Reig argued the appeal, working with HP and the Winston team, including Kathi Vidal, Kelly Hunsaker, Sam Lerner, Matt McCullough, and David Dalke.
Experience
|January 16, 2024
Winston & Strawn represented The Honey Pot Company Holdings, LLC (“The Honey Pot Co.”), a leading better-for-you feminine care brand in connection with the acquisition of a controlling stake in the business by Compass Diversified (NYSE: CODI) ("Compass”). Compass and The Honey Pot entered into a definitive agreement for an enterprise value of $380 million (excluding working capital and certain other adjustments upon closing). The Honey Pot Co. will continue to be led by its current leadership team and existing owners and management will retain a significant minority stake in The Honey Pot Co.
Insights & News 220 results
In the Media
|February 12, 2026
|1 Min Read
Eva Davis Featured on Bloomberg TV’s Investment Committee
Winston & Strawn partner Eva Davis appeared on Bloomberg TV’s Investment Committee, a Bloomberg Deals segment that brings together industry leaders to discuss leading investment ideas and emerging deal opportunities. Eva joined Kroll Investment Banking Global Head Joshua Benn, and Bain & Company U.S. Consumer & Retail Investing Vertical Co-Head Emily Miller, for a discussion on where investors should consider deploying capital in the consumer sector.
Press Release
|February 9, 2026
|1 Min Read
Winston & Strawn Paris Expands into New Offices to Support Continued Growth
PARIS—February 9, 2026—Today, Winston & Strawn’s Paris office took an important step in its ongoing development, as the office celebrates its 30th anniversary: It has relocated to new offices at 106 Boulevard Haussmann.
Sponsorship
|February 3, 2026
Winston & Strawn was delighted to enhance its presence at the IPEM Cannes Wealth 2026, where we will host and attend premier events that bring together industry leaders for networking and collaboration.
Other Results 12 results
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Location
Launched in 2013, Winston & Strawn’s Silicon Valley office is home to nationally recognized attorneys that draw clients from Fortune 500 companies, startups, and everything in between. Led by Kelly Hunsaker—who has deep roots in Silicon Valley spanning nearly three decades—the office draws from the firm’s deep bench strength and global network of resources to serve clients in a variety of industries, including the semiconductor, computer hardware and software, telecommunications, life sciences, and pharmaceutical sectors. The office’s intellectual property attorneys have litigated extensively in all the top national patent litigation venues, as well as before the International Trade Commission and the Patent Trial and Appeals Board of the USPTO.