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Capabilities 76 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

Tax

With an international geographic reach, Winston & Strawn’s integrated tax practice addresses virtually all areas of tax law. Our group of 40 tax attorneys is well-versed in representing some of the largest public and privately-held corporations, exempt organizations, and large estates....Read more

Practice Area

Tax Controversy & Criminal Tax

Our Tax Controversy attorneys advise and represent clients in every aspect of federal and state tax investigations, as well as the criminal tax enforcement process. This includes the Internal Revenue Service’s (IRS) multi-jurisdictional examinations and administrative appeals, U.S. Competent Authority representations, post appeals mediation, and trial court and appellate litigation in every federal court hearing a tax matter....Read more

Experience 31 results

Experience

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June 28, 2024

Agreement Between 119 Institutional Investors and the Company Vivendi SE

119 institutional investors, among which Union Asset Management Holding, accused the French company Vivendi of having disseminated false or misleading information between 2000 and 2002, thereby causing them an important stock market damage....Read more

Experience

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June 14, 2024

Winston Represented Charles Thayne Capital in its Acquisition of Bluescape

Experience

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May 10, 2024

Winston Establishes the Enforceability of Keepwell Bonds in Significant Hong Kong Court of Appeal Victory

Winston’s London Restructuring practice scores a significant win on appeal for Hong Kong and BVI liquidator claimants in the People’s Republic of China (PRC) based Peking University Founders Group Limited (PUFG) insolvency. ...Read more
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Insights & News 3,506 results

Client Alert

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May 2, 2025

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4 Min Read

White House Memorandum Elaborates on Prior Executive Order with Requirements for “High-Impact AI” Used by Federal Agencies

On April 3, 2025, the Office of Management and Budget issued a memorandum expounding upon the January 23, 2025 Executive Order (EO) 14179, Removing Barriers to American Leadership in Artificial Intelligence, to put forth new requirements for the implementation of Artificial Intelligence (AI) in U.S. federal agencies, with specific requirements where the AI use is considered “high impact.” 

Competition Corner

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May 2, 2025

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4 Min Read

Washington State Enacts a Broad Premerger Notification Requirement for All Industries

Washington recently became the first state to adopt the Uniform Antitrust Premerger Notification Act (UAPNA) and establish, effective July 27, 2025, a general state-level premerger notification requirement for all transactions. 

In the Media

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May 2, 2025

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2 Min Read

Mike Rueckheim Discusses Patent Office’s New Denial Process FAQ with Law360

Winston & Strawn partner Mike Rueckheim was quoted in a Law360 article discussing the U.S. Patent and Trademark Office’s recently released answers to frequently asked questions about its new patent challenge denial process for post-grant (IPR/PGR) challenges. The USPTO recently established guidance and a bifurcated briefing process in which the Director, working alongside Patent Trial and Appeal Board judges, will decide whether each petition challenging a patent warrants discretionary denial. The board will consider the merits of the petition’s invalidity arguments only if it is not denied for discretionary reasons....Read more
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Other Results 92 results

Site Content

What Is a Federal Contract?

A federal contract is a binding contract or agreement with an authorized official of any agency or department of the U.S. Government for the purpose of purchasing goods, products or services of any kind, or purchasing, renting, or leasing property, for the direct use or benefit of the U.S. Government. Federal contracts are the procurement mechanism the U.S. Government uses to obtain such goods, products, services, and property across all sectors and industries. Federal contracts may be express or implied and may be of various different types, e.g., fixed-price, cost-reimbursement, time and materials, indefinite delivery/indefinite quantity (IDIQ). ...Read more

Site Content

What Is the Federal Acquisition Regulation (FAR)?

The Federal Acquisition Regulation, commonly referred to as “FAR,” is a collection of regulations governing the process by which the federal government purchases products, supplies, and services. The FAR consists of 53 parts, each covering a different aspect of the government procurement process. FAR part 52, for example, provides solicitation provisions and clauses that can (and in some instances must) be inserted into contracts with the government. While the FAR applies to all executive agencies, many agencies, such as the Departments of Defense, State, and Veterans Affairs, have issued their own supplements to the FAR which provide regulatory guidance on contracting issues that are unique to them....Read more

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
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