Phong Dinh is an associate in the firm’s Litigation Department and a member of its Patent Litigation Practice. Mr. Dinh has experience in a broad range of intellectual property matters, including patent infringement litigation, patent enforcement, patent portfolio development and counseling. He has expertise in a diverse range of technologies involving electronics and electrical devices, software, network security and architecture, cryptography, telecommunications and wireless technology, e-commerce, the internet, automotive components, and other areas.  

Mr. Dinh also has extensive experience in post-grant proceedings before the Patent Trial and Appeal Board of the U.S. Patent and Trademark Office, and has represented numerous clients in Inter Partes Review (IPR), Ex Parte Reexamination, and Covered Business Method Patent proceedings. In addition, Mr. Dinh maintains a significant patent prosecution docket spanning a wide range of technologies areas, including network security, software, telecommunication, consumer products, transaction systems, and others.




Mr. Dinh has handled all aspects of patent litigation and post-grant proceedings, including claim construction proceedings, summary judgment and pre-trial hearings, trials, and appeals. Representative clients include:

  • Sonus Networks, Inc. v. Inventergy Inc., et al, (N.D. Cal.). Representing declaratory-judgment plaintiff Sonus Networks, Inc., in asserting claims of non-infringement against Non-practicing Entity (NPE) of patents relating to telecommunication.
  • UUSI LLC v. Webasto Roof Systems (E.D. Mich., PTAB). Representing defendant Webasto Roof Systems in district court in patent suit involving automotive components. Further represented Webasto as petitioner before the Patent Trial and Appeal Board in challenging the validity of UUSI’s patents.
  • Veracode, Inc. et al v. Appthority, Inc. (D. Mass.). Representing patent owner in asserting patents relating to source code analysis and mobile device security in jury trial and post-trial proceedings.
  • Research Affiliates (RA) v. WisdomTree Investments (C.D. CA). Representing defendant WisdomTree in a patent suit involving three patents related to “fundamental index” based exchange traded funds (ETFs).
  • Sony Corp. v. ARRIS, (N.D. Cal., PTAB). Representing defendant ARRIS in patent suit involving patents directed to satellite set-top boxes and cryptography. Further representing ARRIS as petitioner before the Patent Trial and Appeal Board in challenging the validity of UUSI’s patents.
  • Augme Technologies, Inc. Representing Augme in multiple patent infringement cases brought by Augme involving software for delivery of targeted advertising over the Internet.

While attending law school, Mr. Dinh was an articles editor for the North Carolina Journal of Law and Technology and an executive board member of the Holderness Moot Court.

Professional Activities

Mr. Dinh is a member of the Patent Trial and Appeal Board Bar Association; the National Asian Pacific American Bar Association; the American Intellectual Property Law Association; and the American Bar Association.  

In The News







J.D., 2010
The University of North Carolina at Chapel Hill

(with honors)

B.S., Computer Science, 2007
University of Virginia

(with honors)

B.A., Economics, 2007
University of Virginia

(with honors)



District of Columbia
U.S. Patent and Trademark Office (USPTO)
Get In Touch
Get In Touch
Our clients rely on us for world-class advisory services, counsel on complex transactional work and high-stakes litigation. Specializing in matters involving the financial, life sciences, private equity, real estate, and technology industries, we use a collaborative, cross-disciplinary approach to resolve our clients’ most challenging issues. To find out more, please contact us.
Unsere Kunden verlassen sich auf uns für erstklassige Beratungsdienste, beraten über komplexe Transaktionsarbeiten und High-Stakes-Prozesse. Spezialisiert auf Angelegenheiten der Finanz-, Life-Sciences-, Private-Equity-, Immobilien-und Technologie-Industrie, verwenden wir eine kooperative, interdisziplinäre Ansatz zur Lösung unserer Kunden am schwierigsten Fragen. Um mehr zu erfahren, kontaktieren Sie uns bitte.


Search Other Lawyers