Haley Guiliano is an international intellectual property law firm specializing in patent law from offices in London, New York and Silicon Valley. We represent our clients in high-stakes patent matters, including global patent prosecution, patent portfolio management and strategy, litigation, post-grant practice before the USPTO, opposition practice before the EPO, third party patent analyses, and IP due diligences for M&A. Our clients range from disruptive startups to large multi-national corporations.