Winston & Strawn LLP

Winston & Strawn LLP is an international law firm with 1,000 attorneys among 16 offices in North America, Europe, and Asia. With approximately 130 attorneys, Winston’s patent litigation practice is one of the most active and highly regarded in the country. Most recently, Winston was recognized for its excellence in IP litigation (United States – Tier 1) by Benchmark Litigation. In 2018, our IP litigation practice was once again ranked in the first tier nationally by US News & World Report in its Best Law Firms survey, and both Chambers USA and Legal 500 selected our IP practice for national rankings. The firm also was recently ranked as one of the country’s best in the IAM Patent 1000 survey, which commented that “the life sciences industry is, famously, a bastion of strength for the firm.” Winston has long been a leading player in pharmaceutical patent litigation, representing such clients as Abbott, Pfizer/Hospira, Teva, Sun Pharmaceutical, and Watson Pharmaceuticals. Over the years, Winston has litigated some of the largest pharmaceutical cases in history, including pivotal Hatch-Waxman cases involving dozens of leading pharmaceuticals with combined annual sales easily exceeding $25 billion. For more information, visit