Du, Fei "Phil"

Fei "Phil" Du


Phil Du represents clients before the United States Patent and Trademark Office in patent matters.  Phil’s practice focuses on the preparation and prosecution of patent applications in the telecommunication, computer, network, electrical, software and mechanical fields. In addition, he has substantial experience in representing clients in Section 337 investigations before the U.S. International Trade Commission and in patent infringement actions before U.S. federal courts.

Fluent in Mandarin Chinese, Phil also prepares legal opinions in the areas of patent infringement and freedom to practice.

  • J.D., Michigan State University, 2007
  • M.S., Experimental Particle Physics, Southern Methodist University, 2000
  • B.S., Physics, Peking University, Beijing, China, 1997
Bar Admissions
  • Georgia
  • Michigan
Court Admissions
  • U.S. Patent and Trademark Office
  • Mandarin Chinese
Professional History
    • Patent Prosecution Associate, Arent Fox LLP, Los Angeles
    • Patent Prosecution and Litigation Associate, Morris, Manning & Martin, LLP, Atlanta
    • Patent Prosecution and Litigation Associate, Harness, Dickey & Pierce P.L.C., Detroit