Zhengyu Feng, Ph.D.

Zhengyu Feng, Ph.D.


Washington, DC

Main: 202.824.3000 Fax: 202.824.3001


Zhengyu Feng, Ph.D., focuses on patent prosecution and opinions for clients in the life sciences industry.  He helps clients prepare and prosecute patent applications, including management of worldwide patent portfolios.  He also performs portfolio valuation and diligence on patent portfolios, for example, by rendering patentability, validity, and freedom-to-operate opinions.

Articles and Publications

  • Feng co-authored the article After Supernus: It’s Up to You to Keep Your Patent Alive All Its Days for JD Supra

  • Fudan University
    1995, B.S., Biochemistry
  • University of Nebraska Medical Center
    2002, Ph.D., Medical Sciences/Microbiology
  • University of Houston Law Center
    2007, J.D.


  • Native

Bar Admissions

  • 2007, Virginia
  • 2008, District of Columbia

Court Admissions

  • District of Columbia Court of Appeals
  • Superior Court of the District of Columbia
  • U.S. Patent and Trademark Office

  • Co-Chair (2021-2023), of IP Practice in China Committee, American Intellectual Property Law Association

Back to Top
Contact Banner Witcoff Share on LinkedIn View this page as a pdf Share on Twitter Email this page Print this page