Arnold & Porter Blog

On June 30, 2026, Judge Mia Roberts Perez of the U.S. District Court for the Eastern District of Pennsylvania denied plaintiff Bryce Martinez’s motion for leave to amend his complaint against 11 major food companies, holding that his proposed First Amended Complaint (FAC) failed to cure the primary defect with his original pleading: the failure to plausibly plead a causal link between any defendant’s ultra-processed foods (UPFs) and his alleged injuries.1 The ruling is the second dismissal in...

Pallavi Mehta Wahi, Arnold & Porter Chair of Western U.S. Strategic Growth and head of the firm’s Seattle office and India practice, was recently quoted in the Puget Sound Business Journal article, “Law firm Arnold & Porter to expand with move to Seattle’s One Union Square,” discussing the firm’s ongoing strategic West Coast growth. Since the firm’s Seattle office opened with just three attorneys in July 2025, the team has steadily grown to more than 40 attorneys and staff.

Advances in genetic medicine, coupled with recent breakthroughs in mental health and weight management, have renewed the scientific community’s attention on the role of biomarkers in the management of disease and development of new therapeutics. Similarly, the success of expedited therapeutic approval programs and a public-private shared interest in speeding the pace of clinical trials has refocused attention on the role of validating new analytes as potential surrogates.

Daniel Bernstein, Arnold & Porter White Collar Defense & Investigations counsel, was recently quoted in a four-part Anti-Corruption Report series examining the role of compliance representations and warranties in managing legal and regulatory risk. The first article addressed the continuing relevance of compliance reps and warranties.

Evan Rothstein, co-chair of Arnold & Porter’s Intellectual Property practice, was quoted in the Law360 article, “Biggest Rulings For Patent Attys In 2026: A Midyear Report,” which examines several of the year's most significant patent decisions from the U.S. Supreme Court and the U.S. Court of Appeals for the Federal Circuit. Evan discussed the Federal Circuit's decision in A.L.M. Holding Co. v.

Arnold & Porter recently represented Aurobindo Pharma Limited in obtaining Federal Trade Commission (FTC) clearance for its acquisition of Lannett Company, Inc., a manufacturer of generic pharmaceutical products, in a transaction valued at approximately $250 million. The transaction involved overlapping marketed and pipeline generic pharmaceutical products.

John Elwood, head of Arnold & Porter’s Appellate and Supreme Court practice, was quoted in the Law360 article, “After Tense Terms, Hints Of High Court Harmony With Circuits,” discussing signs of increasing alignment between the U.S. Supreme Court and the federal courts of appeals during the Court's latest term.

Patrick Madden, a partner in the firm’s Labor & Employment group, was quoted in the Law360 article, "5 Major Wage And Hour Rulings So Far In 2026," which examines several significant wage-and-hour decisions issued during the first half of 2026. Commenting on the Third Circuit's decision in Secretary United States Department of Labor v.

Letter From the Editors Traditionally, the U.S. Federal Trade Commission (FTC or the Commission) and the Antitrust Division of the U.S. Department of Justice (DOJ or DOJ Antitrust) have used pre-litigation merger settlements to resolve challenged deals. Although such remedies fell out of favor during the Biden administration, FTC and DOJ leadership in both Trump administrations have accepted divestitures to resolve competitive concerns.

Ron Lee, senior counsel in Arnold & Porter’s Government Contracts and National Security practices, was recently quoted in the Law360 article, “New Chinese Lobbying Law Raises Q’s For DOD Contractors,” covering how defense contractors are navigating implementation of a provision of the National Defense Authorization Act for Fiscal Year 2025 that prohibits the Secretary of Defense from contracting with companies that contract with a firm that provides lobbying activities for companies on the...