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Capabilities 81 results

Practice Area

Trademark Litigation, Prosecution & Brand Protection

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

IP Licensing & Due Diligence

We routinely help clients protect and commercialize their intellectual property (IP) assets and provide due diligence on complex technology and IP transactions. We negotiate and draft IP licenses and transfers; provide strategic guidance on optimal structures for IP and IT transactions; and evaluate copyright, trademark, and patent portfolios and provide related due diligence activities in connection with IPOs, mergers and acquisitions, private equity investments, licenses, and other corporate transactions....Read more

Insights & News 4,585 results

In the Media

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July 2, 2025

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1 Min Read

Kathi Vidal Featured on the Scientista Podcast

Winston & Strawn partner Kathi Vidal was featured on an episode of Scientista, a podcast that highlights candid conversations with women and allies reshaping business, politics, and culture around the world. Kathi spoke with hosts Dr. Sweta Chakraborty and Monica Medina about the systemic inequities that are hindering our society’s ability to address global challenges and how expanding who gets to invent can positively shape the future for all of us....Read more

In the Media

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July 2, 2025

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2 Min Read

Jonathan Levine Joins Winston & Strawn in New York

Winston & Strawn recently announced the addition of Jonathan Levine to the firm’s New York office as a partner in the Transactions Department and a member of the Restructuring Practice. Jonathan counsels clients on a wide range of corporate matters, with a focus on complex corporate restructurings both in court and out of court. His clients include distressed companies, direct lenders, ad hoc groups, sponsors, asset managers, hedge funds and other strategic investors....Read more

Capital Markets & Securities Law Watch

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July 2, 2025

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6 Min Read

Former CEO Sentenced to Prison in First-Of-Its-Kind Prosecution Based Exclusively on Rule 10b5-1 Plans

On June 23, 2025, the first-ever prosecution for bad-faith use of 10b5-1 trading plans resulted in Terren Scott Peizer, the former CEO and executive chairman of the publicly traded company Ontrak, Inc., being sentenced to 42 months in prison and ordered to pay $17.9 million in fines and restitution. A California federal district court found that Peizer had entered into Rule 10b5-1 plans in bad faith and while in possession of material nonpublic information to avoid more than $12.5 million in losses related to the termination of a large customer contract.

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Other Results 68 results

Law Glossary

What Is the Patent Trial and Appeal Board?

The Patent Trial and Appeal Board (PTAB) is a tribunal within U.S. Patent and Trademark Office. The PTAB oversees trial proceedings, namely: inter partes review (IPR), post-grant review (PGR), covered business method (CBM) review, and derivation proceedings. The Board also hears appeals from adverse patentability decisions by patent examiners in original applications, reissues, and reexaminations. And, while phasing out since the passage of the America Invents Act (AIA) in 2011, the PTAB is also responsible for deciding interferences. The PTAB was previously referred to as the Board of Patent Appeals and Interferences and was renamed by the AIA....Read more

Site Content

What Is Trademark Infringement?

Trademark infringement is defined as the unauthorized use of a trademark or service mark. This use can be in connection with goods or services and may lead to confusion, deception, or a misunderstanding about the actual company a product or service came from. Trademark owners can take legal action if they believe their marks are being infringed. If infringement of a trademark is proven, a court order can prevent a defendant from using the mark, and the owner may be awarded monetary relief....Read more

Site Content

What Is a Trade Secret?

The United States Patent and Trademark Office refers to a trade secret as a type of intellectual property. This definition of trade secret is in reference to the business ownership of a formula, pattern, compilation, program, device, method, technique, or process that provides a competitive edge. As a member of the World Trade Organization, the U.S. government has a responsibility to protect trade secrets. The passage of the Defend Trade Secrets Act of 2016 (DTSA) also increased trade secret protection. Under the DTSA, an individual or organization may be found liable in a civil case for the misappropriation of trade secrets....Read more
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