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Administrative Judge
U.S. Patent and Trademark Office


HUNG H. BUI currently serves as an Administrative Patent Judge (APJ) at the Patent Trial and Appeal Board (PTAB) of the U.S. Patent & Trademark Office (USPTO) since 2012. Prior to public service, Judge Bui was a partner at DC-based law firms specializing in Intellectual Property (IP).


​Active in his community, Judge Bui has led the development of several community-based, non-profit organizations that promote the interests of Asian Americans in the Washington DC metropolitan area.  Judge Bui was a founding co-Chair and served as Chair of the Board of Directors of Asian American LEAD, a non-profit community-based organization dedicated to nurture and develop Asian American youths from low-income families in Washington DC from 1998–2005. Judge Bui also served as General Counsel/Board member of the Vietnamese American Society from 1994–2002, the Asian Pacific American Bar Association of the Greater Washington DC from 2002–2003, MOSAICA (The Center for Nonprofit Development and Pluralism) from 2005–2012, and provided a wide variety of pro bono legal services and representations for low-income Asian Americans in various proceedings.  Currently, Judge Bui also serves on the Board of VietCorps to engage in community service projects in Vietnam.

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