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Nathan Hsu advises clients of all sizes on patent matters in the biological sciences. His practice extends to technologies including pharmaceuticals, medical devices, stem cells, gene therapy, bioinformatics, transgenic plants, and many others. He also advises on non-biological patents in areas including biochemical and petrochemical manufacturing, food manufacturing, and mechanical device applications. He counsels matters on both U.S. and foreign matters, including matters involving the European Patent office.


  • Patent prosecution
  • Provisional and non-provisional applications
  • Examiner interviews
  • Invalidity opinions



  • Intern, Hon. Dee Lord, U.S. International Trade Commission, 2014
  • Intern, Hon. Leonard P. Stark, U.S. District Court for the District of Delaware, 2013


  • J.D., with honors, The George Washington University Law School, 2015
  • M.S., Biology, Carnegie Mellon University, 2011
  • B.S., Molecular, Cellular and Developmental Biology, University of California at Santa Barbara, 2007
  • New York
  • U.S. Patent and Trademark Office
  • Chinese (Mandarin), Conversational