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  • Professionals (643)
  • Capabilities (91)
  • Experience (40)
  • Insights & News (4,421)
  • Other Results (68)

Professionals 643 results

Angela M. Machala
Angela M. Machala
Partner
  • Los Angeles
Email
+1 213-615-1997
vCard

Partner

  • Los Angeles
Nimalka Wickramasekera
Nimalka Wickramasekera
Partner
  • Los Angeles, 
  • Silicon Valley
Email
+1 213-615-1819
vCard

Partner

  • Los Angeles
  • Silicon Valley
Angel A. Grimaldi
Angel A. Grimaldi
Associate
  • Los Angeles
Email
+1 213-615-1830
vCard

Associate

  • Los Angeles
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Capabilities 91 results

Practice Area

Patent Litigation

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)....Read more

Practice Area

Financial Restructuring

Winston is a global powerhouse in the financial restructuring space. We offer a fully integrated team of attorneys across a global platform to guide clients through any distressed situation, whether the client is a savvy and interested investor, a creditor seeking to maximize its recovery, or a company aiming to proceed through a successful yet complex restructuring. We have advised stakeholders in some of the highest-profile restructurings and bankruptcy cases in the United States and beyond, including Caesars Entertainment, ResCap, the Los Angeles Dodgers, Enron, Lehman Brothers, Pacific Gas & Electric, LATAM Airlines, and the Commonwealth of Puerto Rico, among others. ...Read more

Practice Area

Intellectual Property

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....Read more

Experience 40 results

Experience

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January 27, 2026

PayPal Successfully Invalidates Asserted Claims of Secure Payment Transaction Patent Under 35 U.S.C. § 101

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....Read more

Experience

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January 6, 2026

Brightwood Capital’s Acquisition of Museum of Illusions Group

A team led by Bradley Vaiana and Austin Leach represented Brightwood Capital Advisors, LLC (“Brightwood”), a New York–based investment firm, in its acquisition of Museum of Illusions Group, the world’s largest privately held chain of museums, from Invera Capital Partners. As part of the transaction, five previously franchised locations will transition from the chain’s largest franchisee, LOL Entertainment, to become corporate-owned sites. Winston attorneys across multiple practice areas and offices, including M&A, Tax, Intellectual Property, Employee Benefits, and the firm’s UK office, assisted in structuring a complex cross-border transaction to support Brightwood's fund investment goals. The acquisitions were completed on January 6, 2026....Read more

Experience

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December 16, 2025

Winston & Strawn advises on financing of World Fencing League

Winston & Strawn LLP has advised World Fencing League (WFL) on its successful financing from the Flick Family Office, supporting WFL’s mission to transform fencing from a niche Olympic discipline into a modern, fan-driven global sport....Read more
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Insights & News 4,421 results

Recognitions

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April 20, 2026

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Less Than 1 Min Read

Jason Campbell Named to Los Angeles Business Journal’s 2026 Top 100 Lawyers List

Winston partner Jason Campbell was named to the Los Angeles Business Journal’s 2026 Top 100 Lawyers list. This honor recognizes lawyers who not only set the standard for excellence in law but also demonstrate an outstanding commitment to advancing the legal profession and the greater Los Angeles community....Read more

Press Release

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April 20, 2026

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1 Min Read

Winston Strengthens Texas Intellectual Property Practice with Aimee Fagan

Dallas, TX – April 20, 2026 – Winston & Strawn LLP announced today that Aimee Fagan has joined the firm as a partner in the Litigation Department and the Intellectual Property Practice in Dallas.Aimee is a first-chair trial lawyer whose practice focuses on intellectual property and complex commercial litigation. She represents clients in high-stakes disputes, with significant experience in technology and IP matters, particularly within the energy sector, as well as across the technology, financial services, private equity, medical, and retail industries.“I’m excited to join such a dynamic team that is highly regarded for both its substantial trial capabilities and its deep experience managing complex IP and commercial disputes,” Aimee said. “I look forward to leveraging my experience and collaborating across the Dallas and Houston offices to deliver the high-caliber client service for which Winston is known.”Aimee’s patent and trade secret litigation experience, particularly in the energy sector, further enhances the firm’s established strengths and platform in IP litigation across Texas....Read more

In the Media

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April 16, 2026

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4 Min Read

Winston Secures Transformative Antitrust Verdict for States in Live Nation and Ticketmaster Trial

A Winston & Strawn team, led by Jeffrey Kessler, secured an antitrust verdict on behalf of more than 30 states and the District of Columbia, with a Manhattan federal jury finding Live Nation Entertainment and Ticketmaster liable for violating federal and state antitrust laws in a decision that has the potential to transform the concert, music, and ticketing industry. The jury concluded that Ticketmaster unlawfully maintained a monopoly in the primary ticketing market for major concert venues and that Live Nation unlawfully monopolized the large amphitheater market, compelling artists to use its promotion services to access its venues. Jurors further found that this conduct resulted in higher ticket fees, leading to an approximate $1.72 overcharge per ticket for consumers....Read more
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Other Results 68 results

Location

Los Angeles

Serving one of the world’s largest economies for over 20 years, Winston & Strawn’s Los Angeles office is home to more than 100 lawyers and business professionals. Under the guidance of Office Managing Partner Angela Machala, our L.A. office thrives as a dynamic and tightly knit community with an inclusive culture in which its members from all backgrounds, experiences, and perspectives collaborate closely to support each other’s success and achieve their clients’ goals. Our L.A. lawyers—who are equally split between litigation and transactional work—advise 80+ Fortune 500 companies, which is a testament to the collaborative environment we’ve created to provide exceptional legal services....Read more

Experienced Attorneys

Law Glossary

What Is the Patent Dance?

Colloquially referred to as the “patent dance,” the BPCIA provides a framework that includes certain steps and a schedule during which the applicant and reference product sponsor exchange confidential information disclosed in the aBLA. During the patent dance, the applicant and sponsor identify the patents that could be litigated in the future during two potential phases of litigation. In the first phase, the sponsor can allege infringement of a subset of the patents identified during the patent dance. The second phase begins after the sponsor receives the Notice of Commercial Marketing from the applicant. During this second phase, the sponsor can assert any remaining patents that were not asserted in the first phase....Read more
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