Silicon Edge Law Group LLP | Patent, Trademark, and Corporate Attorneys
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James BL2_7854_184x150D. James Chung

Pleasanton and Pasadena, CA
Pasadena +1.626.578.7777
Pleasanton +1.925.621.2131

D. JAMES CHUNG is a patent attorney and a partner with Silicon Edge Law Group LLP. Mr. Chung has worked as a patent attorney for about fifteen years, specializing in all aspects of patent law including prosecution, licensing, and litigation.

In addition, Mr. Chung has extensive experience in due diligence investigations related to patent sale or purchases, valuation, negotiations, licensing, and monetization of patents. He has also handles matters involving patent reexaminations, patent interferences, validity opinions, infringement opinions, international patent prosecution, and trademark prosecution.

Mr. Chung studied electrical engineering at University of Michigan, graduating in 1985 with a B.S. in Computer Engineering with honors. As an engineer, Mr. Chung worked with General Electric and IBM for several years in the areas of automation, robotics, user interface, data communication, and satellite systems in commercial and military applications (requiring U.S. military secret clearance). Mr. Chung studied law at University of Southern California School of Law, graduating in 1995 with a J.D. while earning American Jurisprudence Awards for Corporate Law and being a Senior Editor of USC Interdisciplinary Law Journal.

Even before graduating from USC, Mr. Chung worked as an associate attorney with Poms, Smith, Lande & Rose LLP (merged with Oppenheimer Wolff & Donnelly LLP) where he prosecuted foreign and domestic patent applications covering diverse technologies. Thereafter, Mr. Chung worked as an associate attorney with Michell, Silberberg & Knupp LLP handling litigation matters involving patents, trademarks, and copyrights as well as a number of other issues including real estate, taxes, collections, environmental law, and international transactions.

Before helping found Silicon Edge Law Group LLP, Mr. Chung was in private practice representing a number of large technology companies and including, for example, Hewlett Packard Company, Agilent Technologies, Inc., and Cree, Inc. as well as a number of smaller entities. He also worked as an in-house attorney for Agilent Technologies, Inc.

At Silicon Edge Law Group LLP, Mr. Chung continues to practice in the areas of patent prosecution, licensing, and litigation as well as patent transactions. Recently, he completed a number of major patent purchase transactions where, for each transaction, a portfolio of patents was analyzed for its validity, value, and applicability to the Client’s goals. He also negotiated the price and the terms of the transactions.

Mr. Chung maintains an office in Pasadena, California as well as the Pleasanton, California office.

Areas of Practice:

  • Patent Transactions, Due Diligence, Investigations
  • Patent Prosecution, Licensing, and Litigation


  • University of Southern California Law Center, Los Angeles, California
    Honors: American Jurisprudence Award for Corporate Law
    Law Journal: USC Interdisciplinary Law Journal, Senior Editor
  • University of Michigan, Ann Arbor, Michigan, 1985
    Honors: Cum Laude
    Major: Computer Engineering, Department of Electrical Engineering
    Minor: Physics

Classes/Seminars Taught:

  • Speaker, Intellectual Property Seminar, California Bar Association, 1998

Professional Associations and Memberships:

  • State Bar of California
  • Registered to Practice before the U.S. Patent and Trademark Office
  • Admitted to practice in the Court of Appeals for the Federal Circuit
  • Admitted to practice in the Court of Appeals for the Ninth Circuit
  • Admitted to practice in Southern, Central, and Northern District Courts of California
  • Tau Beta Pi and Eta Kappa Nu (Engineering and Electrical Engineering Honorary Societies)