Fei Du

Phil represents clients before the U.S. Patent and Trademark Office in patent matters, focusing on the preparation and prosecution of patent applications in the telecommunication, computer, network, electrical, software, and mechanical fields. He also has substantial experience in Section 337 investigations before the U.S. International Trade Commission and patent infringement actions before U.S. federal courts. Phil prepares legal opinions on patent infringement and freedom to practice.

Phil’s clients range from technology and telecommunications companies to life sciences firms. He assists clients in navigating the complexities of patent law, helping to protect their innovations and safeguard their business interests. Phil has a thorough understanding of both the technical and legal aspects of clients’ cases, which allows him to provide comprehensive and strategic advice.